### 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
HMODULE user32_lib = LoadLibraryW(L"user32.dll");
	if (user32_lib) {
		win8p_GetPointerType = (GetPointerTypePtr)GetProcAddress(user32_lib, "GetPointerType");
		win8p_GetPointerPenInfo = (GetPointerPenInfoPtr)GetProcAddress(user32_lib, "GetPointerPenInfo");
		win81p_LogicalToPhysicalPointForPerMonitorDPI = (LogicalToPhysicalPointForPerMonitorDPIPtr)GetProcAddress(user32_lib, "LogicalToPhysicalPointForPerMonitorDPI");
		win81p_PhysicalToLogicalPointForPerMonitorDPI = (PhysicalToLogicalPointForPerMonitorDPIPtr)GetProcAddress(user32_lib, "PhysicalToLogicalPointForPerMonitorDPI");
		winink_available = win8p_GetPointerType && win8p_GetPointerPenInfo;
	}
	if (winink_available) {
		tablet_drivers.push_back("winink");
	}
	if (OS::get_singleton()->is_hidpi_allowed()) {
		HMODULE Shcore = LoadLibraryW(L"Shcore.dll");
		if (Shcore != nullptr) {
			typedef HRESULT(WINAPI * SetProcessDpiAwareness_t)(SHC_PROCESS_DPI_AWARENESS);
			SetProcessDpiAwareness_t SetProcessDpiAwareness = (SetProcessDpiAwareness_t)GetProcAddress(Shcore, "SetProcessDpiAwareness");
			if (SetProcessDpiAwareness) {
				SetProcessDpiAwareness(SHC_PROCESS_SYSTEM_DPI_AWARE);
			}
		}
	}
	memset(&wc, 0, sizeof(WNDCLASSEXW));
	wc.cbSize = sizeof(WNDCLASSEXW);
	wc.style = CS_OWNDC | CS_DBLCLKS;
	wc.lpfnWndProc = (WNDPROC)::WndProc;
	wc.cbClsExtra = 0;
	wc.cbWndExtra = 0;
	wc.hInstance = hInstance ? hInstance : GetModuleHandle(nullptr);
	wc.hIcon = LoadIcon(nullptr, IDI_WINLOGO);