dont sleep after -e (#465)

Co-authored-by: Daniel Garcia Briseno <daniel.garciabriseno@nasa.gov>

Author: dgarciabriseno

install/helioviewer/hvpull/net/daemon.py

@@ -143,7 +143,6 @@ def start(self, starttime=None, endtime=None, backfill=None):
             if endtime is not None:
                 endtime = datetime.datetime.strptime(endtime, date_fmt)
                 self.query(starttime, endtime)
-                self.sleep()
 
                 return None
             else: