GraphicsTracker: allocate from ReleaseSurface after stop

After stop, GraphicsTracker allocates a buffer directly via
AHardwareBuffer_allocate. But AHardwareBuffer_allocate has friction
regarding usage and format with gralloc allocate.
So Use a Surface to allocate after stop.

Bug: 382882341
Flag: EXEMPT bugfix
Test: atest WidevineAV1PlaybackTests#testL1With240P24UsingExo2Extractor
Change-Id: I5af7a6fbd91442666ce19a0fa52236d17277a9ac