Add a has-carrier-privileges shell command.

This can be used from host-side tests to query at runtime if a package
installed on the device holds carrier privileges or not.

Test: adb shell cmd phone has-carrier-privileges $PKG
Bug: 178419755
Change-Id: Id3eb88801848f00438114d8a1e00039935ede621
Merged-In: Id3eb88801848f00438114d8a1e00039935ede621
1 file changed