Release v2.2.0

[ethkatnic]

Description of changes: Prepare for release 2.2.0. Updating release notes, sample.properties and version number.

Release 2.2.0 (2025-03-12)

• #1444 Fully remove dependency on the AWS SDK for Java 1.x which will reach end-of-support by December 31st, 2025.
  • The Glue Schema Registry integration functionality no longer depends on AWS SDK for Java 1.x. Previously, it required this as a transient dependency.
  • Multilangdaemon has been upgraded to use AWS SDK for Java 2.x. It no longer depends on AWS SDK for Java 1.x.
• #89 Upgrade logback.version from 1.3.14 to 1.5.16
• #89 Upgrade netty.version from 4.1.108.Final to 4.1.118.Final

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