Update maven.yml

Author: FrancescoDiSalesGithub

.github/workflows/maven.yml

@@ -19,6 +19,6 @@ jobs:
     - name: Set up JDK 1.8
       uses: actions/setup-java@v1
       with:
-        java-version: 1.8
+        java-version: 14
     - name: Build with Maven
-      run: mvn -B package --file pom.xml
+      run: mvn -B package  -D maven.test.skip=true --file pom.xml