Modify flag behaviour to apply edge resizing to both stylus & cursor.

Finger touch events are limited to corner resizing. Also, corner resize
regions are large for touchscreen input (finger & stylus) and smaller
for non-touchscreen input (cursor).

Flag: com.android.window.flags.enable_windowing_edge_drag_resize
Bug: 342320574
Test: atest WMShellUnitTests:DragResizeWindowGeometryTests
Change-Id: I7567e5d134bfd7c2b7bcc2b491efa9dfd9aa88b1