Run link-validator fix links

[wkande]

While fixing an Marker image I ran link-validator.js and noticed a lot of broken links

Total passed: 2076
Total failed: 32

1 -------------------
| LINK src: //explore/airnode/how-does-airnode-work.html
| target > https://www.alchemy.com/overviews/rpc-node
| AxiosError: Request failed with status code 500

2 -------------------
| LINK src: //explore/qrng/index.html
| target > http://localhost:8082/guides/qrng/lottery-guide/
| AxiosError: Request failed with status code 404

3 -------------------
| LINK src: //guides/airnode/deploy-airnode/deploy-gcp/index.html
| target > https://www.coingecko.com/en/api/documentation
| AxiosError: Request failed with status code 403

4 -------------------
| LINK src: //guides/airnode/setting-up-airnode/index.html
| target > https://metamask.io/download.html
| AxiosError: Request failed with status code 404

5 -------------------
| LINK src: //guides/dapis/index.html
| target > http://localhost:8082/reference/dapis/understand/managed.html
| AxiosError: Request failed with status code 404

6 -------------------
| LINK src: //guides/dapis/subscribing-to-dapis/index.html
| target > http://localhost:8082/explore/dapis/using-dapis.html#managed-dapis
| Error: Did not find anchor in the response data: #managed-dapis

7 -------------------
| LINK src: //guides/misc/remix-reload-contract/index.html
| target > https://mumbai.polygonscan.com/
| Error: getaddrinfo ENOTFOUND mumbai.polygonscan.com

8 -------------------
| LINK src: //reference/airnode/v0.13/chain-idiosyncrasies.html
| target > https://help.optimism.io/hc/en-us/articles/4411895794715-Transaction-fees
| Error: getaddrinfo ENOTFOUND help.optimism.io

9 -------------------
| LINK src: //reference/airnode/v0.13/developers/verify-airnode-addresses.html
| target > https://www.coingecko.com/
| AxiosError: Request failed with status code 403

10 -------------------
| LINK src: //reference/airnode/v0.13/packages/validator.html
| target > https://www.codingninjas.com/codestudio/library/difference-between-npm-and-npx
| AxiosError: timeout of 10000ms exceeded

11 -------------------
| LINK src: //reference/dapis/chains/index.html
| target > https://sepolia.basescan.org/address/0x709944a48cAf83535e43471680fDA4905FB3920a
| AxiosError: Request failed with status code 403

12 -------------------
| LINK src: //reference/dapis/chains/index.html
| target > https://sepolia.basescan.org/address/0x9EB9798Dc1b602067DFe5A57c3bfc914B965acFD
| AxiosError: Request failed with status code 403

13 -------------------
| LINK src: //reference/dapis/chains/index.html
| target > https://basescan.org/address/0x709944a48cAf83535e43471680fDA4905FB3920a
| AxiosError: Request failed with status code 403

14 -------------------
| LINK src: //reference/dapis/chains/index.html
| target > https://basescan.org/address/0x9EB9798Dc1b602067DFe5A57c3bfc914B965acFD
| AxiosError: Request failed with status code 403

15 -------------------
| LINK src: //reference/dapis/chains/index.html
| target > https://testnet.bscscan.com/address/0x709944a48cAf83535e43471680fDA4905FB3920a
| AxiosError: Request failed with status code 403

16 -------------------
| LINK src: //reference/dapis/chains/index.html
| target > https://testnet.bscscan.com/address/0x9EB9798Dc1b602067DFe5A57c3bfc914B965acFD
| AxiosError: Request failed with status code 403

17 -------------------
| LINK src: //reference/dapis/chains/index.html
| target > https://bscscan.com/address/0x709944a48cAf83535e43471680fDA4905FB3920a
| AxiosError: Request failed with status code 403

18 -------------------
| LINK src: //reference/dapis/chains/index.html
| target > https://bscscan.com/address/0x9EB9798Dc1b602067DFe5A57c3bfc914B965acFD
| AxiosError: Request failed with status code 403

19 -------------------
| LINK src: //reference/dapis/chains/index.html
| target > https://opbnb-testnet.bscscan.com/address/0x709944a48cAf83535e43471680fDA4905FB3920a
| AxiosError: Request failed with status code 403

20 -------------------
| LINK src: //reference/dapis/chains/index.html
| target > https://opbnb-testnet.bscscan.com/address/0x9EB9798Dc1b602067DFe5A57c3bfc914B965acFD
| AxiosError: Request failed with status code 403

21 -------------------
| LINK src: //reference/dapis/chains/index.html
| target > https://opbnb.bscscan.com/address/0x709944a48cAf83535e43471680fDA4905FB3920a
| AxiosError: Request failed with status code 403

22 -------------------
| LINK src: //reference/dapis/chains/index.html
| target > https://opbnb.bscscan.com/address/0x9EB9798Dc1b602067DFe5A57c3bfc914B965acFD
| AxiosError: Request failed with status code 403

23 -------------------
| LINK src: //reference/dapis/chains/index.html
| target > https://explorermainnet.zircuit.com/address/0x709944a48cAf83535e43471680fDA4905FB3920a
| Error: getaddrinfo ENOTFOUND explorermainnet.zircuit.com

24 -------------------
| LINK src: //reference/dapis/chains/index.html
| target > https://explorermainnet.zircuit.com/address/0x9EB9798Dc1b602067DFe5A57c3bfc914B965acFD
| Error: getaddrinfo ENOTFOUND explorermainnet.zircuit.com

25 -------------------
| LINK src: //reference/oev-network/overview/bridge-oev-network.html
| target > https://oev.rpc.api3.org/ws
| AxiosError: Request failed with status code 400

26 -------------------
| LINK src: //reference/oev-network/searchers/submit-bids.html
| target > http://localhost:8082./arguments.html#bidtopic-bytes32
| TypeError: Invalid URL

27 -------------------
| LINK src: //reference/oev-network/searchers/submit-bids.html
| target > http://localhost:8082./arguments.html#biddetails-bytes
| TypeError: Invalid URL

28 -------------------
| LINK src: //reference/oev-network/searchers/submit-bids.html
| target > http://localhost:8082./arguments.html#bidtopic
| TypeError: Invalid URL

29 -------------------
| LINK src: //reference/oev-network/searchers/submit-bids.html
| target > http://localhost:8082./arguments.html#biddetails---bytes
| TypeError: Invalid URL

30 -------------------
| LINK src: //reference/qrng/chains.html
| target > https://bscscan.com
| AxiosError: Request failed with status code 403

31 -------------------
| LINK src: //reference/qrng/chains.html
| target > https://explorer-devnet-cardano-evm.c1.milkomeda.com/
| Error: getaddrinfo ENOTFOUND explorer-devnet-cardano-evm.c1.milkomeda.com

32 -------------------
| LINK src: //reference/qrng/chains.html
| target > https://testnet.bscscan.com
| AxiosError: Request failed with status code 403

33 -------------------
| LINK src: //reference/qrng/chains.html
| target > https://basescan.org/
| AxiosError: Request failed with status code 403

[dcroote]

Many of those are providers that are blocking the request (403)