Using Java 11 in order for the Sonar scan to happen

Author: jimbethancourt

.github/workflows/maven.yml

@@ -20,7 +20,7 @@ jobs:
       - name: Set up JDK 1.8
         uses: actions/setup-java@v1
         with:
-          java-version: 1.8
+          java-version: 11