fix(deps): update dependency query-string to v6.13.1

Author: renovate-bot

package-lock.json

@@ -99,7 +99,7 @@
     "md5": "2.2.1",
     "newrelic": "6.9.0",
     "path": "0.12.7",
-    "query-string": "6.13.0",
+    "query-string": "6.13.1",
     "scarecrow": "3.0.4",
     "vision": "4.1.1",
     "visionary": "6.0.2",