Update scaling.py

Author: dweinholz

bibigrid/scaling.py

@@ -18,7 +18,7 @@
 INSTANCES_YML = PLAYBOOK_VARS_DIR + '/instances.yml'
 COMMON_CONFIGURATION_YML = PLAYBOOK_VARS_DIR + '/common_configuration.yml'
 CLUSTER_INFO_URL = "https://simplevm.denbi.de/portal/api/autoscaling/{cluster_id}/scale-data/"
-SCALING_SCRIPT_LINK = "https://raw.githubusercontent.com/deNBI/user_scripts/master/bibigrid/scaling.py'"
+SCALING_SCRIPT_LINK = "https://raw.githubusercontent.com/deNBI/user_scripts/master/bibigrid/scaling.py"
 CLUSTER_OVERVIEW = "https://simplevm.denbi.de/portal/webapp/#/clusters/overview"
 WRONG_PASSWORD_MSG = f"The password seems to be wrong. Please verify it again, otherwise you can generate a new one for the cluster on the Cluster Overview ({CLUSTER_OVERVIEW})"
 OUTDATED_SCRIPT_MSG = (