### Godot version

 v4.0.beta11.official.91713ced8

### System information

macOS 12.6.1 Monterey, Apple M1 Pro

### Issue description

After reopening scenes with Sprite2D and trying to edit the region of the sprite again the Godot app crashed.

### Steps to reproduce

1. Open scene node_2d in the project files
2. Go to Sprite2D and click on edit region, pop up should show
3. Close the popup and close the scene with X on the tab
4. Reopen the scene, go to Sprite2D and click on Edit region
5. Godot should crash

### Minimal reproduction project

[region_crash.zip](https://github.com/godotengine/godot/files/10400566/region_crash.zip)

}
				if (new_margin < 0) {
					new_margin = 0;
				}
				static Side side[4] = { SIDE_TOP, SIDE_BOTTOM, SIDE_LEFT, SIDE_RIGHT };
				if (node_ninepatch) {
					node_ninepatch->set_patch_margin(side[edited_margin], new_margin);
				}
				if (obj_styleBox.is_valid()) {
					obj_styleBox->set_margin_size(side[edited_margin], new_margin);
				}
			} else {
				Vector2 new_pos = mtx.affine_inverse().xform(mm->get_position());
				if (snap_mode == SNAP_PIXEL) {
					new_pos = new_pos.snapped(Vector2(1, 1));
				} else if (snap_mode == SNAP_GRID) {
					new_pos = snap_point(new_pos);
				}
				if (creating) {
					rect = Rect2(drag_from, Size2());
					rect.expand_to(new_pos);
					apply_rect(rect);
					edit_draw->queue_redraw();
					return;
				}
				switch (drag_index) {
					case 0: {
						Vector2 p = rect_prev.get_end();
						rect = Rect2(p, Size2());
						rect.expand_to(new_pos);