Fix JDK version for publish-maven-snapshots GA workflow (#17091)

Signed-off-by: Andriy Redko <andriy.redko@aiven.io>

Author: reta

.github/workflows/publish-maven-snapshots.yml

@@ -22,8 +22,8 @@ jobs:
       - name: Set up JDK 17
         uses: actions/setup-java@v4
         with:
-          distribution: adopt
-          java-version: 17
+          distribution: temurin
+          java-version: 21
 
       - name: Configure AWS credentials
         uses: aws-actions/configure-aws-credentials@v4