docs: Edited sharedUserId deprecation message

         will be given a single shared user ID, so they can for example run

         in the same process.  Note that for them to actually get the same

         user ID, they must also be signed with the same signature.

         @deprecated Shared user id's cause non-deterministic behaviour within the

         package manager. As such, it's use is discouraged, deprecated, and will

         be removed altogether in a future version of Android. Instead, proper

         communication mechanisms such as services and providers should be used

         @deprecated Shared user IDs cause non-deterministic behavior within the

         package manager. As such, its use is strongly discouraged and may be

         removed in a future version of Android. Instead, apps should use proper

         communication mechanisms, such as services and content providers,

         to facilitate interoperability between shared components. -->

    <attr name="sharedUserId" format="string" />