Merge tag 'LA.QSSI.13.0.r1-07500-qssi.0' into staging/lineage-20.0_merge-LA.QSSI.13.0.r1-07500-qssi.0

"LA.QSSI.13.0.r1-07500-qssi.0"

# By Vikas batchu
# Via Gerrit - the friendly Code Review server
* tag 'LA.QSSI.13.0.r1-07500-qssi.0':
  displayconfig: Restrict the scope of death_service_mutex_

Change-Id: I06a5912f099ee84101c3cae69fbb396d829adc39