Merge "Security fix: as part of enforcing read privilege permission to check...

Merge "Security fix: as part of enforcing read privilege permission to check package privileges in TelephonyManager, clear calling identity to ensure current functionalities work" into sc-dev am: 7eacf14e

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/opt/telephony/+/14105470

Change-Id: I8c36fe11a0c18802aa4f6d723cc80468eefdbb28