Extracting remaining ViewModels in touchpad tutorial

Extracting recent apps gesture and home gesture logic into ViewModels, following the same path as for back gesture in previous change.
Substituting GestureTutorialScreen with GestureTutorialScreenNew

Now there is some logic duplication in ViewModels so follow-up CL will try to fix that

Bug: 384509663
Test: HomeGestureScreenViewModelTest
Test: RecentAppsGestureScreenViewModelTest
Flag: com.android.systemui.shared.new_touchpad_gestures_tutorial
Change-Id: Ie1fc266fde86a983152ab44afb4bd5c7f33f7bb8