Bump mike from 2.1.4 to 2.2.0 (#514)

Bumps [mike](https://github.com/jimporter/mike) from 2.1.4 to 2.2.0.
- [Release notes](https://github.com/jimporter/mike/releases)
- [Changelog](https://github.com/jimporter/mike/blob/master/CHANGES.md)
- [Commits](jimporter/mike@v2.1.4...v2.2.0)

---
updated-dependencies:
- dependency-name: mike
  dependency-version: 2.2.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

requirements.txt

@@ -13,7 +13,7 @@ Jinja2==3.1.6
 Markdown==3.10.2
 MarkupSafe==3.0.3
 mergedeep==1.3.4
-mike==2.1.4
+mike==2.2.0
 mkdocs==1.6.1
 mkdocs-autorefs==1.4.4
 mkdocs-get-deps==0.2.2