Merge tag 'android-security-8.1.0_r90' into staging/lineage-15.1_merge_android-security-8.1.0_r90

Android security 8.1.0 release 90

* tag 'android-security-8.1.0_r90':
  Fix the security issue that preloaded apps can get SSID & BSSID
  Restrict alarm broadcast
  Detects all activities for whether showing work challenge

Change-Id: Ib066afdae77cc775c88ed440b85a21470e42081b