When inheriting parent corner radii, make sure it actually overlaps with parent corner region.

This change adds a overlap checking to ensure that if a child inherit rounded corner from its parent,
the child should actually overlap with the parent corner region to avoid unnecessary rounded corners. Otherwise, the layer is unnecessarily marked for client composition.

Bug: 424277384
Flag: EXEMPT; bug fix
Test: atest SurfaceFlinger_test libsurfaceflinger_unittest
Change-Id: I74c2ac5b29c30b0c89b5d4951e71309751e93b44