deps: update googleapis/java-cloud-bom digest to 2ee543b

Author: renovate-bot

.github/workflows/ci.yaml

@@ -327,7 +327,7 @@ jobs:
       run: |
         mvn install -B -ntp -DskipTests -Dclirr.skip -Dcheckstyle.skip
     - name: Validate gapic-generator-java-bom
-      uses: googleapis/java-cloud-bom/tests/validate-bom@659764fa38f3c80b36319e9692d5a46b23f599eb
+      uses: googleapis/java-cloud-bom/tests/validate-bom@2ee543bdb26274a5e6f6bfe0baba8777089d76db
       with:
         bom-path: gapic-generator-java-bom/pom.xml