### 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
_THREAD_SAFE_METHOD_
	p_screen = _get_screen_index(p_screen);
	EnumRefreshRateData data = { 0, p_screen, SCREEN_REFRESH_RATE_FALLBACK };
	EnumDisplayMonitors(nullptr, nullptr, _MonitorEnumProcRefreshRate, (LPARAM)&data);
	return data.rate;
}
void DisplayServerWindows::screen_set_keep_on(bool p_enable) {
	if (keep_screen_on == p_enable) {
		return;
	}
	if (p_enable) {
		const String reason = "Godot Engine running with display/window/energy_saving/keep_screen_on = true";
		Char16String reason_utf16 = reason.utf16();
		REASON_CONTEXT context;
		context.Version = POWER_REQUEST_CONTEXT_VERSION;
		context.Flags = POWER_REQUEST_CONTEXT_SIMPLE_STRING;
		context.Reason.SimpleReasonString = (LPWSTR)(reason_utf16.ptrw());
		power_request = PowerCreateRequest(&context);
		if (power_request == INVALID_HANDLE_VALUE) {
			print_error("Failed to enable screen_keep_on.");