Use the latest Gradle action so we don't need a separate wrapper validation anymore.

Author: nedtwigg

.github/workflows/changelog-print.yml

@@ -16,7 +16,5 @@ jobs:
           java-version: 11
           distribution: 'temurin'
       - name: gradle caching
-        uses: gradle/gradle-build-action@v3
-        with:
-          gradle-home-cache-cleanup: true
+        uses: gradle/actions/setup-gradle@v4
       - run: ./gradlew changelogPrint