chore(deps): bump date-fns from 2.20.0 to 2.21.1 (#214)

Bumps [date-fns](https://github.com/date-fns/date-fns) from 2.20.0 to 2.21.1.
- [Release notes](https://github.com/date-fns/date-fns/releases)
- [Changelog](https://github.com/date-fns/date-fns/blob/master/CHANGELOG.md)
- [Commits](date-fns/date-fns@v2.20.0...v2.21.1)

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

package.json

@@ -16,7 +16,7 @@
     "aws-amplify": "^3.3.26",
     "chartist": "0.11.4",
     "classnames": "2.3.1",
-    "date-fns": "^2.20.0",
+    "date-fns": "^2.21.1",
     "history": "5.0.0",
     "notistack": "1.0.5",
     "perfect-scrollbar": "1.5.0",