chore(cli): update Android template gitignore files

tooling/cli/templates/mobile/android/.gitignore

@@ -17,3 +17,4 @@ build
 local.properties
 
 /.tauri
+/tauri.settings.gradle

tooling/cli/templates/mobile/android/app/.gitignore

@@ -1 +1,4 @@
 /src/main/{{package-path}}/generated
+/src/main/jniLibs/**/*.so
+/tauri.build.gradle.kts
+/proguard-tauri.pro