Add 'setup-java' step to all examples

dependency-submission/README.md

@@ -21,6 +21,11 @@ jobs:
     steps:
     - name: Checkout sources
       uses: actions/checkout@v4
+    - name: Setup Java
+      uses: actions/setup-java@v4
+      with:
+        distribution: 'temurin'
+        java-version: 17
     - name: Generate and submit dependency graph
       uses: gradle/actions/dependency-submission@v3
 ```