Root changelog update

Author: jdevcs

CHANGELOG.md

@@ -2225,9 +2225,32 @@ If there are any bugs, improvements, optimizations or any new feature proposal f
 
 -   Dependencies updated
 
-## [Unreleased]
+## [4.2.2]
 ### Added
 
+#### web3-core
+
+-   Added `isMetaMaskProvider` function to check if provider is metamask (#6534)
+
 #### web3-types
 
+-   Interface `MetaMaskProvider` added and is part of `SupportedProviders` (#6534)
 -   `gasPrice` was added to `Transaction1559UnsignedAPI` type. (#6539)
+
+### Changed
+
+#### web3
+
+-   Dependencies updated
+
+### Fixed
+
+#### web3-errors
+
+-   Fixed grammar and spelling in `transactionTimeoutHint` (#6559)
+
+#### web3-eth-contract
+
+-	Will populate `data` for transactions in contract for metamask provider instead of `input` (#6534)
+
+## [Unreleased]