Issue #104 Build with JDK8

Author: bytefish

.github/workflows/maven.yml

@@ -32,10 +32,10 @@ jobs:
 
     steps:
     - uses: actions/checkout@v2
-    - name: Set up JDK 11
+    - name: Set up JDK 8
       uses: actions/setup-java@v1
       with:
-        java-version: 11
+        java-version: 8
     - name: Build with Maven
       uses: paambaati/codeclimate-action@v2.6.0
       env: