fixed darwin portal name

0058.node_submit_flocking.cfg

 # TOPAS
 FLOCK_HOST = [2A00:139C:5:1DC::43:1:8C]
 # Darwin Portal 
-FLOCK_HOST = $(FLOCK_HOST) darwin.etp.kit.edu:9640 129.13.101.9:9640 [2a00:1398:5:fe01::810d:6509]:9640
+FLOCK_HOST = $(FLOCK_HOST) portal.darwin.kit.edu:9640 129.13.140.37:9640 [2a00:1398:5:fe04::810d:8c25]:9640
 FLOCK_TO = $(FLOCK_HOST)
 FLOCK_COLLECTOR_HOSTS = $(FLOCK_TO)
 FLOCK_NEGOTIATOR_HOSTS = $(FLOCK_TO)