Remove unreleased changelog entries

Author: MajorLift

packages/assets-controllers/CHANGELOG.md

@@ -7,10 +7,6 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
-### Added
-
-- Add and export new types `AssetsContractControllerMessenger`, `AssetsContractControllerActions`, `AssetsContractControllerEvents`, `AssetsContractControllerGetERC20StandardAction`, `AssetsContractControllerGetERC721StandardAction`, `AssetsContractControllerGetERC1155StandardAction`, `AssetsContractControllerGetERC20BalanceOfAction`, `AssetsContractControllerGetERC20TokenDecimalsAction`, `AssetsContractControllerGetERC20TokenNameAction`, `AssetsContractControllerGetERC721NftTokenIdAction`, `AssetsContractControllerGetERC721TokenURIAction`, `AssetsContractControllerGetERC721AssetNameAction`, `AssetsContractControllerGetERC721AssetSymbolAction`, `AssetsContractControllerGetERC721OwnerOfAction`, `AssetsContractControllerGetERC1155TokenURIAction`, `AssetsContractControllerGetERC1155BalanceOfAction`, `AssetsContractControllerTransferSingleERC1155Action`, `AssetsContractControllerGetTokenStandardAndDetailsAction`, `AssetsContractControllerGetBalancesInSingleCallAction` [#4397](https://github.com/MetaMask/core/pull/4397)
-
 ## [35.0.0]
 
 ### Changed