Update CHANGELOG.md

Author: tot-ra

CHANGELOG.md

@@ -194,7 +194,8 @@ DELETE /schema/:schemaId
 - Frontend app
 - Examples of gateway + 2 federated services
 
-[unreleased]: https://github.com/pipedrive/graphql-schema-registry/compare/v2.2.1...HEAD
+[unreleased]: https://github.com/pipedrive/graphql-schema-registry/compare/v2.2.2...HEAD
+[2.2.2]: https://github.com/pipedrive/graphql-schema-registry/compare/v2.2.1...v2.2.2
 [2.2.1]: https://github.com/pipedrive/graphql-schema-registry/compare/v2.2.0...v2.2.1
 [2.2.0]: https://github.com/pipedrive/graphql-schema-registry/compare/v2.1.1...v2.2.0
 [2.1.1]: https://github.com/pipedrive/graphql-schema-registry/compare/v2.1.0...v2.1.1