### Godot version

4.0 Beta 11

### System information

Windows 10 version 22H2, GeForce Game Ready Driver Version 528.02, GTX 1070

### Issue description

Since Beta 11 this error is given whenever a project is run in the forward+ renderer with OpenXR enabled. This error is not present with Beta 10 and previous versions.
![image](https://user-images.githubusercontent.com/38119387/212044209-1179b908-f010-47a1-ae53-bc2faadc30de.png)

I've tested with projects created in previous versions as well as the current version (Beta 11)

### Steps to reproduce

Create project, enable OpenXR in project settings, and run.

### Minimal reproduction project

N/A
}
	XrSystemProperties system_properties = {
		XR_TYPE_SYSTEM_PROPERTIES, 
		next_pointer, 
		0, 
		0, 
		"", 
		{
				0, 
				0, 
				0, 
		}, 
		{
				false, 
				false 
		} 
	};
	result = xrGetSystemProperties(instance, system_id, &system_properties);
	if (XR_FAILED(result)) {
		print_line("OpenXR: Failed to get System properties [", get_error_string(result), "]");
		return false;
	}
	
	system_name = String(system_properties.systemName);
	vendor_id = system_properties.vendorId;
	graphics_properties = system_properties.graphicsProperties;
	tracking_properties = system_properties.trackingProperties;
	return true;
}
bool OpenXRAPI::load_supported_view_configuration_types() {