### 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
HashMap<String, bool *> requested_extensions;
	for (OpenXRExtensionWrapper *wrapper : registered_extension_wrappers) {
		const HashMap<String, bool *> &wrapper_request_extensions = wrapper->get_requested_extensions();
		
		for (auto &requested_extension : wrapper_request_extensions) {
			requested_extensions[requested_extension.key] = requested_extension.value;
		}
	}
	
	enabled_extensions.clear();
	for (auto &requested_extension : requested_extensions) {
		if (!is_extension_supported(requested_extension.key)) {
			if (requested_extension.value == nullptr) {
				
				ERR_FAIL_V_MSG(false, String("OpenXR: OpenXR Runtime does not support ") + requested_extension.key + String(" extension!"));
			} else {
				
				*requested_extension.value = false;