fix(docs): typo in adapters

Author: dineshpinto

docs/ftso/guides/adapters.mdx

@@ -43,7 +43,7 @@ All code examples can be found in our [hardhat-starter-kit](https://github.com/f
 ## Key code changes
 
 Migrating to a Flare FTSO adapter requires a different approach to handling oracle data. Instead of your contract calling an external oracle, it will now manage price data internally by using an adapter library.
-This process involves two main changes: modifying your smart contract and setting up a new off-chain keeper process.
+This process involves two main changes: modifying your smart contract and setting up a new offchain keeper process.
 
 ### 1. Onchain: Use the adapter library