### Godot version

4.2 dev 2

### System information

Windows 10 Godot Engine v4.2.dev2.mono.official.da81ca62a - https://godotengine.org OpenGL API 3.3.0 NVIDIA 536.67 - Compatibility - Using Device: NVIDIA - NVIDIA GeForce GTX 980 Ti

### Issue description

If you have multiple openxr action sets it will fail to load all of the action sets after the first one loaded

### Steps to reproduce

Have multiple openxr action sets

### Minimal reproduction project

N/A
Dictionary dict;
	if (openxr_api) {
		dict[SNAME("XRRuntimeName")] = openxr_api->get_runtime_name();
		dict[SNAME("XRRuntimeVersion")] = openxr_api->get_runtime_version();
	}
	return dict;
}
bool OpenXRInterface::supports_play_area_mode(XRInterface::PlayAreaMode p_mode) {
	return false;
}
XRInterface::PlayAreaMode OpenXRInterface::get_play_area_mode() const {
	return XRInterface::XR_PLAY_AREA_UNKNOWN;
}
bool OpenXRInterface::set_play_area_mode(XRInterface::PlayAreaMode p_mode) {
	return false;
}
float OpenXRInterface::get_display_refresh_rate() const {
	if (openxr_api == nullptr) {
		return 0.0;
	} else if (!openxr_api->is_initialized()) {
		return 0.0;
	} else {
		return openxr_api->get_display_refresh_rate();
	}
}
void OpenXRInterface::set_display_refresh_rate(float p_refresh_rate) {