Squish: Syntax fix

Change-Id: I33dcde34b176b5918d976c3e474a7702b53a2fa3
Reviewed-by: Christian Stenger <christian.stenger@digia.com>

tests/system/shared/hook_utils.py

@@ -286,7 +286,7 @@ def deleteAppFromWinFW(workingDir, projectName, isReleaseBuild=True):
     if result == 0:
         test.log("Deleted %s from firewall" % projectName)
     else:
-        test.fatal("Could not delete %s as allowed program from win firewall" % (mode, projectName))
+        test.fatal("Could not delete %s as allowed program from win firewall" % (projectName))
 
 # helper that can modify the win firewall to allow a program to communicate through it or delete it
 # param addToFW defines whether to add (True) or delete (False) this programm to/from the firewall