Merge tag 'android-security-13.0.0_r21' into staging/lineage-20.0_android-security-13.0.0_r21

Android security 13.0.0 release 21

* tag 'android-security-13.0.0_r21':
  Replace getCallingActivity() with getLaunchedFromPackage()
  RESTRICT AUTOMERGE Restrict Settings Homepage prior to provisioning
  Ignore fragment attr from ext authenticator resource
  Limit wifi item edit content's max length to 500

Change-Id: I8cb8676680dab4b03fadc4053452cda93f2dbf46