Merge tag 'android-security-13.0.0_r20' into staging/lineage-20.0_android-security-13.0.0_r20

Android Security 13.0.0 Release 20 (11933030)

* tag 'android-security-13.0.0_r20':
  StagefrightRecoder: Disabling B-frame support
  libmediatranscoding: handle death recipient cookie ownership differently

Change-Id: If5ed89e45a3fdb362bdbc1a9557887247d79753e