### Godot version

v4.1.beta3.mono.official [ada712e06]

### System information

Godot v4.1.beta3.mono - Windows 10.0.19045 - Vulkan (Forward+) - dedicated NVIDIA GeForce GTX 1660 Ti with Max-Q Design (NVIDIA; 31.0.15.3179) - Intel(R) Core(TM) i7-9750H CPU @ 2.60GHz (12 Threads)

### Issue description

Vertical scrollbar can't be clicked and dragged in exported property dropdown selection. When you hover over a scrollbar it will light up, but can't be clicked and dragged like other scrollbars.

### Steps to reproduce

Export a property that has a lot of options to select like `[Export] Resource resource;`
In the inspector open property selection dropdown then try to click and drag vertical scrollbar.

https://github.com/godotengine/godot/assets/8630984/60d8f85b-c72a-46b9-bcf7-1f28e680111a



### Minimal reproduction project

NA
}
				
				if (mouse_mode == MOUSE_MODE_CAPTURED || mouse_mode == MOUSE_MODE_CONFINED || mouse_mode == MOUSE_MODE_CONFINED_HIDDEN) {
					RECT crect;
					GetClientRect(window.hWnd, &crect);
					ClientToScreen(window.hWnd, (POINT *)&crect.left);
					ClientToScreen(window.hWnd, (POINT *)&crect.right);
					ClipCursor(&crect);
				}
			}
			
			
			return 0;
		} break;
		case WM_ENTERSIZEMOVE: {
			Input::get_singleton()->release_pressed_events();
			windows[window_id].move_timer_id = SetTimer(windows[window_id].hWnd, 1, USER_TIMER_MINIMUM, (TIMERPROC) nullptr);
		} break;
		case WM_EXITSIZEMOVE: {
			KillTimer(windows[window_id].hWnd, windows[window_id].move_timer_id);
		} break;
		case WM_TIMER: {
			if (wParam == windows[window_id].move_timer_id) {
				_process_key_events();
				if (!Main::is_iterating()) {
					Main::iteration();
				}
			} else if (wParam == windows[window_id].focus_timer_id) {
				_process_activate_event(window_id, windows[window_id].saved_wparam, windows[window_id].saved_lparam);
				KillTimer(windows[window_id].hWnd, wParam);