Bump date-fns from 2.26.0 to 2.27.0 (#380)

Bumps [date-fns](https://github.com/date-fns/date-fns) from 2.26.0 to 2.27.0.
- [Release notes](https://github.com/date-fns/date-fns/releases)
- [Changelog](https://github.com/date-fns/date-fns/blob/master/CHANGELOG.md)
- [Commits](https://github.com/date-fns/date-fns/compare/v2.26.0...v2.27.0)

---
updated-dependencies:
- dependency-name: date-fns
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

web/package.json

@@ -14,7 +14,7 @@
     "chart.js": "^3.6.0",
     "chartkick": "^4.1.1",
     "classnames": "^2.3.1",
-    "date-fns": "^2.26.0",
+    "date-fns": "^2.27.0",
     "lodash": "^4.17.21",
     "markdown-it": "^12.2.0",
     "next": "^12.0.4",