Prevent INSTALL_FAILED_CONFLICTING_PROVIDER error when installing multiple apps that use this plugin.
Prevent INSTALL_FAILED_CONFLICTING_PROVIDER error when installing
multiple apps that use this plugin.

This was solved by adding ${applicationId} to the android:authorities
property, to make each provider unique. It is a standard solution also
used in other official cordova plugins.

vaenow/cordova-plugin-app-update,vaenow/cordova-plugin-app-update,vaenow/cordova-plugin-app-update