Remove Shade expansion FRP check

The shade is no longer required to remain collapsed when FRP is active
so that check has been removed. Since it was the only FRP check in all
of SysUI, the FRP support in DeviceProvisionedController has also been
removed.

Fixes: 310394043
Test: manual
Test: updated and ran affected tests
Flag: NONE
Change-Id: Ibefa0aea69ecc9477efc42b01e00d16f023ff21f