### 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
filter_exts.push_back(String("*.*").utf16());
		filter_names.push_back(RTR("All Files").utf16());
	}
	Vector<COMDLG_FILTERSPEC> filters;
	for (int i = 0; i < filter_names.size(); i++) {
		filters.push_back({ (LPCWSTR)filter_names[i].ptr(), (LPCWSTR)filter_exts[i].ptr() });
	}
	WindowID prev_focus = last_focused_window;
	HRESULT hr = S_OK;
	IFileDialog *pfd = nullptr;
	if (p_mode == FILE_DIALOG_MODE_SAVE_FILE) {
		hr = CoCreateInstance(CLSID_FileSaveDialog, nullptr, CLSCTX_INPROC_SERVER, IID_IFileSaveDialog, (void **)&pfd);
	} else {
		hr = CoCreateInstance(CLSID_FileOpenDialog, nullptr, CLSCTX_INPROC_SERVER, IID_IFileOpenDialog, (void **)&pfd);
	}
	if (SUCCEEDED(hr)) {
		DWORD flags;
		pfd->GetOptions(&flags);
		if (p_mode == FILE_DIALOG_MODE_OPEN_FILES) {
			flags |= FOS_ALLOWMULTISELECT;
		}
		if (p_mode == FILE_DIALOG_MODE_OPEN_DIR) {
			flags |= FOS_PICKFOLDERS;
		}
		if (p_show_hidden) {
			flags |= FOS_FORCESHOWHIDDEN;
		}
		pfd->SetOptions(flags | FOS_FORCEFILESYSTEM);
		pfd->SetTitle((LPCWSTR)p_title.utf16().ptr());
		String dir = ProjectSettings::get_singleton()->globalize_path(p_current_directory);