Merge pull request #545 from games647/dependabot/github_actions/actions/setup-java-2.1.0

Bump actions/setup-java from 1.4.3 to 2.1.0

Author: games647

.github/workflows/maven.yml

@@ -36,8 +36,9 @@ jobs:
 
     # Setup Java
     - name: Set up JDK
-      uses: actions/setup-java@v1.4.3
+      uses: actions/setup-java@v2.1.0
       with:
+        distribution: 'adopt'
         # Use Java 11, because it's minimum required version
         java-version: 11