Update android.yml

Author: npofsi

.github/workflows/android.yml

@@ -15,9 +15,9 @@ jobs:
 
     steps:
     - uses: actions/checkout@v1
-    - name: set up JDK 1.8
+    - name: set up JDK 1.11
       uses: actions/setup-java@v1
       with:
-        java-version: 1.8
+        java-version: 1.11
     - name: Build with Gradle
       run: ./gradlew build