Bump software.amazon.awscdk:aws-cdk-lib from 2.220.0 to 2.221.0 in /java

Bumps [software.amazon.awscdk:aws-cdk-lib](https://github.com/aws/aws-cdk) from 2.220.0 to 2.221.0.
- [Release notes](https://github.com/aws/aws-cdk/releases)
- [Changelog](https://github.com/aws/aws-cdk/blob/main/CHANGELOG.v2.alpha.md)
- [Commits](aws/aws-cdk@v2.220.0...v2.221.0)

---
updated-dependencies:
- dependency-name: software.amazon.awscdk:aws-cdk-lib
  dependency-version: 2.221.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

java/pom.xml

@@ -185,7 +185,7 @@
         <!-- Facebook Collections brings in a vulnerable version of Guava, so we manage this -->
         <guava.version>33.5.0-jre</guava.version>
         <google.errorprone.version>2.43.0</google.errorprone.version>
-        <cdk.version>2.220.0</cdk.version>
+        <cdk.version>2.221.0</cdk.version>
         <cdk.kubectl.32.version>2.1.0</cdk.kubectl.32.version>
         <constructs.version>10.4.2</constructs.version>
         <jsii.version>1.117.0</jsii.version>