Configure Actions for Java 16

.github/workflows/pr-pipeline.yml

@@ -14,10 +14,10 @@ jobs:
 
     steps:
     - uses: actions/checkout@v2
-    - name: Set up JDK 8
+    - name: Set up JDK 16
       uses: actions/setup-java@v2
       with:
-        java-version: '8'
-        distribution: 'adopt'
+        java-version: '16'
+        distribution: 'temurin'
     - name: Build with Maven (compile -> test -> package)
       run: mvn -B package --file pom.xml