Revert "Disable gesture nav while PiP anim is running"

Revert submission 28059459-disable-gesture-on-pip-animation

Reason for revert: b/352475079
Reverted changes: /q/submissionid:28059459-disable-gesture-on-pip-animation

Change-Id: I83f28fb74277b7d2ddefed0efaf784c2848c811d
1 file changed