private void notifyServiceAdded(Class<?> interfaceClass, Object service) {
		for (ServiceListener serviceListener : serviceListeners) {
			serviceListener.serviceAdded(interfaceClass, service);
		}
	}
Set the indicator for whether service listeners should be notified.
While plugins are being restored from a tool state, this indicator
is false, as a plugin may not be in the proper state to handle the
notification.
@param b true means to notify listeners of the services added to
the tool
Ghidra/Framework/Project/src/main/java/ghidra/framework/plugintool/mgr/ServiceManager.java