fixed json

Author: FScholPer

known_good.json

@@ -9,7 +9,7 @@
         },
         "score_communication": {
             "version": "0.1.2",
-            "repo": "https://github.com/eclipse-score/communication.git",
+            "repo": "https://github.com/eclipse-score/communication.git"
         },
         "score_persistency": {
             "version": "0.2.1",