Bypass systemstate check when using shared state

System state can change using the interaction, for eg: an app can
enter  immersive mode in the middle of quickswitch. Ignore such changes
to prevent system gestures getting blocked by an app

> Fixing nullpointer in device locked consumer construction when user is not locked yet
> Creating a fallback resetGesture input consumer, which cancels any pending transition
  in case we missed to cancel it

Bug: 134091263
Bug: 134406364
Change-Id: Iafc4e53691f50862b013ad9c4023839044cf1d72