[TS-1311]<fix>: fix mnode crash casued by flowctrl/slaveQuery not match

src/mnode/src/mnodeDnode.c

@@ -84,6 +84,9 @@ static char* offlineReason[] = {
   "timezone not match",
   "locale not match",
   "charset not match",
+  "flowctrl not match",
+  "slaveQuery not match",
+  "adjustMaster not match",
   "unknown",
 };