Enable fullscreen swipe by default

Removes the existing fullscreen swipe flag and enables it by default
instead when the hub is enabled.

Flag: com.android.systemui.communal_hub
Test: atest GlanceableHubContainerControllerTest
Bug: 349382367
Change-Id: I56b133821f83b48477a6452c6ae0a56497c58a31
4 files changed