QCamera2: HAL3: Invalidate Heap buffer frame #'s after they return

Stale frame numbers in the Heap buffer association can cause the
WUDL buffer tracking to go out of sync.

Change addresses above issue by ensuring when the heap buffers are
released back to the free pool invalidate the stored older framenumbers

Ack-by: Mansoor Aftab

Bug=30105823
Change-Id: I377948cfd682592ba78dadb7c5abd51919ab576a
1 file changed