Update CHANGELOG.md

Author: KirillKurdyukov

src/Ydb.Sdk/CHANGELOG.md

@@ -1,8 +1,9 @@
+- Fixed bug ADO.NET/PoolManager: `SemaphoreSlim.WaitAsync` over-release on cancellation.
 - Feat ADO.NET: Mark `YdbConnection.State` as `Broken` when the underlying session is broken, including background deactivation.
 - Feat ADO.NET: Added  YdbDataSource `ExecuteAsync` and `ExecuteInTransaction` convenience methods.
 - **Breaking Change**: moved and renamed `Ydb.Sdk.Services.Query.TxMode` -> `Ydb.Sdk.Ado.TransactionMode`.
 - Feat ADO.NET: Cache gRPC transport by `gRPCConnectionString` to reuse channels.
-- Fix bug wrap-around ADO.NET: Big parameterized Decimal — `((ulong)bits[1] << 32)` -> `((ulong)(uint)bits[1] << 32)`.
+- Fixed bug wrap-around ADO.NET: Big parameterized Decimal — `((ulong)bits[1] << 32)` -> `((ulong)(uint)bits[1] << 32)`.
 - Feat ADO.NET: Parameterized Decimal overflow check: `Precision` and `Scale`.
 - Feat ADO.NET: Deleted support for `DateTimeOffset` was a mistake.
 - Feat ADO.NET: Added support for `Date32`, `Datetime64`, `Timestamp64` and `Interval64` types in YDB.