build(deps): bump react-complex-tree from 2.1.0 to 2.1.1 (#1544)

Bumps [react-complex-tree](https://github.com/lukasbach/react-complex-tree/tree/HEAD/packages/core) from 2.1.0 to 2.1.1.
- [Release notes](https://github.com/lukasbach/react-complex-tree/releases)
- [Commits](https://github.com/lukasbach/react-complex-tree/commits/2.1.1/packages/core)

---
updated-dependencies:
- dependency-name: react-complex-tree
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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package.json

@@ -90,7 +90,7 @@
         "react": "^16.14.0",
         "react-app-polyfill": "^3.0.0",
         "react-aria": "^3.23.0",
-        "react-complex-tree": "^2.1.0",
+        "react-complex-tree": "^2.1.1",
         "react-dev-utils": "^12.0.1",
         "react-dom": "^16.14.0",
         "react-dropzone": "^14.2.3",