fix workflow

Author: wysaid

.github/workflows/android.yml

@@ -19,6 +19,8 @@ jobs:
         ndk-version: r26d
         link-to-sdk: true
         add-to-path: true
+    - name: Install Ninja
+      run: sudo apt-get install ninja-build
     - name: set up JDK 17
       uses: actions/setup-java@v3
       with:
@@ -46,4 +48,4 @@ jobs:
           demoRelease/cgeDemo.apk
         compression-level: 0
         retention-days: 15
-        if-no-files-found: error
+        if-no-files-found: error