[automerger skipped] [DO NOT MERGE] Add FLAG_SECURE for ChooseLockPassword and Pattern am: 27bddff2ac -s ours am: ed094b353b -s ours

am skip reason: subject contains skip directive

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Settings/+/19961565

Change-Id: I73af48e2970b25de9cc00f6326123aea504b3c3b
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>