WM: Guard against released surfaces in forced rotator

Fixes: 119470176
Test: Rotate phone with cutout enabled, verify cutout overlay is still properly synchornized and SystemUI does not crash.
(cherry picked from commit dcb24ca4)

Merged-In: Ibce67ccede8f114b82779a74853e43b3abe44c55
Change-Id: Ibce67ccede8f114b82779a74853e43b3abe44c55