Revert "DO NOT MERGE Dismiss keyguard when simpin auth'd and..."

This reverts commit 09f00472.

Reason for revert: causing a partner bug
Fixes: 295205456
Bug: 222446076
(cherry picked from https://googleplex-android-review.googlesource.com/q/commit:8df038265475bb062ead9eec1749ee92a0f5eb4e)
Merged-In: Ida11d98117727f63547b096617a4778bea429e22
Change-Id: Ida11d98117727f63547b096617a4778bea429e22