Simplify gitignore

gdn-app/src-tauri/gen/android/.gitignore

@@ -1,19 +1,7 @@
-*.iml
+.gradle/
-.gradle
+build/
-/local.properties
-/.idea/caches
-/.idea/libraries
-/.idea/modules.xml
-/.idea/workspace.xml
-/.idea/navEditor.xml
-/.idea/assetWizardSettings.xml
-.DS_Store
-build
-/captures
-.externalNativeBuild
-.cxx
-local.properties
-key.properties
 
-/.tauri
+/local.properties
 /tauri.settings.gradle
+
+/.idea/