Gitlab runner needs a special script to accept Android SDK licenses

.github/workflows/ballfield.yml

@@ -35,6 +35,15 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
+      - name: Set up JDK 1.8
+        uses: actions/setup-java@v1
+        with:
+          java-version: 1.8
+
+      - name: Setup Android SDK
+        uses: android-actions/setup-android@v2
+
+      - name: Check out the repository
       - uses: actions/checkout@v2
         with:
           fetch-depth: 1