fix(README): fix link to Google Drive shared resources

README.md

@@ -10,7 +10,7 @@ Blackboxing validating post-merge Ethereum data in practice to figure out the ne
 [Post-merge Header Record Data Structure](https://www.notion.so/semiotic/Post-merge-header_record-data-structure-7290d03d356946188bdb9ac29366f510?pvs=4).
 - [Beacon Chain `BeaconState` spec](https://github.com/ethereum/consensus-specs/blob/dev/specs/capella/beacon-chain.md#beaconstate)
 - The [fork of `sigp/lighthouse`](https://github.com/semiotic-ai/lighthouse) we've been spiking.
-- [Google Drive shared resources](https://drive.google.com/file/d/1mS0OsuWDYBUHFshtoNnWgnLtgDrkPrH6/view?usp=drive_link),
+- [Google Drive shared resources](https://drive.google.com/drive/u/1/folders/15diM-Gu4WFg9FrMWti3_B8xP0J0szUhW),
 including `head-state.json` used in `head_state.rs` tests.
 
 ## Prerequisites