### 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
ERR_FAIL_NULL_V(openxr_api, nullptr);
	for (int i = 0; i < p_action_set->actions.size(); i++) {
		if (p_action_set->actions[i]->action_name == p_action_name) {
			
			return nullptr;
		}
	}
	Vector<RID> tracker_rids;
	for (int i = 0; i < p_trackers.size(); i++) {
		tracker_rids.push_back(p_trackers[i]->tracker_rid);
	}
	Action *action = memnew(Action);
	if (p_action_type == OpenXRAction::OPENXR_ACTION_POSE) {
		
		
		
		if (p_action_name == "default_pose") {
			action->action_name = "default";
		} else if (p_action_name == "aim_pose") {
			action->action_name = "aim";
		} else if (p_action_name == "grip_pose") {
			action->action_name = "grip";