docs: fix typos (#910)

Fix typos. Hope this helps.

dapp/README.md

@@ -1,10 +1,10 @@
 # Acre dApp
 
-The application is integrate with OrangeKit and allows people to earn yield on their Bitcoin via yield farming on Ethereum.
+The application is integrated with OrangeKit and allows people to earn yield on their Bitcoin via yield farming on Ethereum.
 
 This project was bootstrapped with [Create Vite](https://github.com/vitejs/vite/tree/main/packages/create-vite).
 
-To access the dApp in Ledger Live import manifest as described in the
+To access the dApp in Ledger Live import the manifest as described in the
 [Ledger Live Setup](#ledger-live-setup) section.
 
 ### Development
@@ -29,7 +29,7 @@ Install dependencies and start the dApp:
 
 ### Environmental variables
 
-To make sure dApp is running correctly, include the following variables in `.env` file:
+To make sure dApp is running correctly, include the following variables in the `.env` file:
 
 ```bash
     VITE_TBTC_API_ENDPOINT=

solidity/README.md

@@ -18,7 +18,7 @@ pnpm install
 
 ### Testing
 
-To run the test execute:
+To run the tests execute:
 
 ```
 $ pnpm test