fix: PreferredURLPatterns is a list

Author: fstagni

src/DIRAC/WorkloadManagementSystem/Utilities/PilotCStoJSONSynchronizer.py

@@ -218,7 +218,7 @@ def getCSDict(self, includeMasterCS: bool = True) -> DReturnType[Any]:
 
         preferredURLPatterns = gConfigurationData.extractOptionFromCFG("/DIRAC/PreferredURLPatterns")
         if preferredURLPatterns:
-            pilotDict["PreferredURLPatterns"] = preferredURLPatterns
+            pilotDict["PreferredURLPatterns"] = preferredURLPatterns.replace(" ", "").split(",")
 
         self.log.debug("Got pilotDict", str(pilotDict))