Add @UnsupportedAppUsage annotations

For packages:
  android.telephony
  android.telephony.cdma
  android.telephony.data
  android.telephony.euicc
  android.telephony.gsm
  android.telephony.ims
  android.telephony.ims.aidl
  android.telephony.ims.compat
  android.telephony.ims.compat.feature
  android.telephony.ims.compat.stub
  android.telephony.ims.feature
  android.telephony.ims.stub
  android.telephony.mbms
  android.telephony.mbms.vendor

This is an automatically generated CL. See go/UnsupportedAppUsage
for more details.

Exempted-From-Owner-Approval: Mechanical changes to the codebase
which have been approved by Android API council and announced on
android-eng@

Bug: 110868826
Test: m
Merged-In: I1efa0bcfce9a3203d39ad8dd07214bb9c279d9be
Change-Id: I3ad59a9e99dfe73a83f10a8599c2a93d4023a69c