Don't count swiping up on the locked shade as a swipe to dismiss.

Bug: 278086361
Test: presubmits run on WIP CLs - CTS tests which failed with 'lockscreen not shown' all pass
Flag: com.android.systemui.keyguard_wm_state_refactor
Change-Id: Iccfca568b5fe4e09fc57bbf0ca115fa93fc33ecb