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 am: db0baf30

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

Change-Id: I13dc102bee17afa287cfc9f361bec0c67b00aeee