fix a comment

aman/AMAN.py

@@ -67,7 +67,7 @@ class AMAN:
             worker = Worker()
             worker.acquire(icao, airportConfig)
             self.workers.append(worker)
-            print('Starter worker for ' + icao)
+            print('Started worker for ' + icao)
 
         # create the EuroScope receiver
         self.receiver = Euroscope()