Update changelog.md

Author: rez1dent3

changelog.md

@@ -6,6 +6,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [8.1.1] - 2022-03-18
+### Updated
+- Expanding the error description. Helps to reduce the number of issue.
+
 ## [8.1.0] - 2022-03-13
 ### Removed
 - Method `getAvailableBalance`.
@@ -811,7 +815,8 @@ The operation is now executed in the transaction and updates the new `refund` fi
 - Exceptions: AmountInvalid, BalanceIsEmpty.
 - Models: Transfer, Transaction.
 
-[Unreleased]: https://github.com/bavix/laravel-wallet/compare/8.1.0...develop
+[Unreleased]: https://github.com/bavix/laravel-wallet/compare/8.1.1...develop
+[8.1.1]: https://github.com/bavix/laravel-wallet/compare/8.1.0...8.1.1
 [8.1.0]: https://github.com/bavix/laravel-wallet/compare/8.0.6...8.1.0
 [8.0.6]: https://github.com/bavix/laravel-wallet/compare/8.0.5...8.0.6
 [8.0.5]: https://github.com/bavix/laravel-wallet/compare/8.0.4...8.0.5