isUserInLockDown can be true when there are other strong auth

requirements

Bug: 315206668
Bug: 218495634
Flag: None
Test: manual, atest LockPatternUtilsTest
(cherry picked from commit d341f1ec)
(cherry picked from https://googleplex-android-review.googlesource.com/q/commit:ce7ca2d9f405c94062504411c886eff93bd7ce15)
Merged-In: I5e979a7822dd7254b4579ab28ecf96df1db44179
Change-Id: I5e979a7822dd7254b4579ab28ecf96df1db44179