Added mutter to modified list

msvsphere-9.json

@@ -161,6 +161,9 @@
         "mockito": {
             "reason": "Disabled one crashing test, may be fixed in the next update."
         },
+        "mutter": {
+            "reason": "Updated Russian translation."
+        },
         "opa-ff": {
             "reason": "Added msvsphere to the list of distributions"
         },