Update build_apk.yml workflow configuration

Author: zfdang

.github/workflows/build_apk.yml

@@ -18,6 +18,7 @@ on:
       - 'docs/**'
       - README.md
 
+
 # A workflow run is made up of one or more jobs that can run sequentially or in parallel
 jobs:
   # This workflow contains a single job called "build"