Bump query-string from 6.9.0 to 6.11.1 (#111)

Bumps [query-string](https://github.com/sindresorhus/query-string) from 6.9.0 to 6.11.1.
- [Release notes](https://github.com/sindresorhus/query-string/releases)
- [Commits](https://github.com/sindresorhus/query-string/compare/v6.9.0...v6.11.1)

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Co-authored-by: dependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>

package.json

@@ -25,7 +25,7 @@
     "mobx": "^5.15.4",
     "mobx-react": "^6.1.8",
     "prop-types": "^15.6.2",
-    "query-string": "^6.9.0",
+    "query-string": "^6.11.1",
     "react": "^16.13.1",
     "react-dom": "^16.13.1",
     "react-select": "^3.1.0",