Revert "ci: run gradle assemble instead of build (firebase#1544)"

This reverts commit 57f4ab9.

.github/workflows/android.yml

@@ -8,14 +8,11 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v4
-    - name: Set up JDK 17
-      uses: actions/setup-java@v3
+    - uses: actions/checkout@v2
+    - name: set up JDK 17
+      uses: actions/setup-java@v1
       with:
-        distribution: 'zulu'
         java-version: 17
-    - name: Setup Gradle
-      uses: gradle/gradle-build-action@v2
     - name: Check Snippets
       run: python scripts/checksnippets.py
     - name: Copy mock google_services.json
@@ -24,5 +21,5 @@ jobs:
       run: ./build_pull_request.sh
       if: github.event_name == 'pull_request'
     - name: Build with Gradle (Push)
-      run: ./gradlew clean ktlint assemble
+      run: ./gradlew clean ktlint build
       if: github.event_name != 'pull_request'