Added: Request android.permission.PACKAGE_USAGE_STATS permission

The permission can be granted from `Android Settings` -> `System` -> `Usage Access`.

Closes #2269

Author: agnostic-apollo

app/src/main/AndroidManifest.xml

@@ -32,6 +32,7 @@
     <uses-permission android:name="android.permission.DUMP" />
     <uses-permission android:name="android.permission.WRITE_SECURE_SETTINGS" />
     <uses-permission android:name="android.permission.REQUEST_INSTALL_PACKAGES" />
+    <uses-permission android:name="android.permission.PACKAGE_USAGE_STATS" tools:ignore="ProtectedPermissions" />
 
     <application
         android:name=".app.TermuxApplication"