Add missing steps in AndroidCIWithGmd.yaml

- `gradle/wrapper-validation-action`
- copy CI's `gradle.properties` file

And restore explicit steps names.

Author: SimonMarquis

.github/workflows/AndroidCIWithGmd.yaml

@@ -15,12 +15,23 @@ jobs:
         device-config: [ "pixel4api30aospatd", "pixelcapi30aospatd" ]
 
     steps:
-      - uses: actions/checkout@v3
-      - uses: actions/setup-java@v3
+      - name: Checkout
+        uses: actions/checkout@v3
+
+      - name: Validate Gradle Wrapper
+        uses: gradle/wrapper-validation-action@v1
+
+      - name: Copy CI gradle.properties
+        run: mkdir -p ~/.gradle ; cp .github/ci-gradle.properties ~/.gradle/gradle.properties        
+
+      - name: Set up JDK 17
+        uses: actions/setup-java@v3
         with:
           distribution: 'zulu'
           java-version: 17
-      - uses: gradle/gradle-build-action@v2
+
+      - name: Setup Gradle
+        uses: gradle/gradle-build-action@v2
 
       - name: Setup Android SDK
         uses: android-actions/setup-android@v2