Use the correct FGS View when animating into a dialog

This CL fixes the View that is used when showing the Foreground Services
dialog.

Test: Click the FGS button when the Security button is also shown.
Bug: 264728445
Change-Id: Id686279bbfc1e47e28da894342688d44183ebf42
(cherry picked from commit 0e7b6e53)
Merged-In: Id686279bbfc1e47e28da894342688d44183ebf42