Merge tag 'android-12.0.0_r26' into staging/lineage-19.0_merge-android-12.0.0_r26

Android 12.0.0 release 26

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# By Varun Berry
# Via Android Build Coastguard Worker
* tag 'android-12.0.0_r26':
  Add FLAG_IMMUTABLE to PendingIntent in LegacyModeSmsHandler.

Change-Id: I269602fc372420217cc72de3a6b2b13b9e292f45