Apply cosmetic changes based on review.

src/primaite/simulator/system/applications/application.py

@@ -96,7 +96,7 @@ class Application(IOSoftware):
             self.sys_log.info(f"Running Application {self.name}")
             self.operating_state = ApplicationOperatingState.RUNNING
             if self.health_state_actual == SoftwareHealthState.UNUSED:
-                self.health_state_actual = SoftwareHealthState.GOOD
+                self.set_health_state(SoftwareHealthState.GOOD)
 
     def _application_loop(self):
         """The main application loop."""

src/primaite/simulator/system/services/ftp/ftp_server.py

@@ -106,6 +106,5 @@ class FTPServer(FTPServiceABC):
         if payload.status_code is not None:
             return False
 
-        # self.send(self._process_ftp_command(payload=payload, session_id=session_id), session_id)
         self._process_ftp_command(payload=payload, session_id=session_id)
         return True