GH-38 Update actions/setup-java action to v3.9.0 (#38)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

.github/workflows/gradle.yml

@@ -14,7 +14,7 @@ jobs:
       - name: Checkout
         uses: actions/[email protected]
       - name: 'Set up JDK ${{ matrix.java }}'
-        uses: actions/setup-java@v3.8.0
+        uses: actions/setup-java@v3.9.0
         with:
           distribution: adopt
           java-version: '${{ matrix.java }}'