build(deps): bump mkdocs-mermaid2-plugin from 1.1.1 to 1.2.1 (#3430)

Bumps [mkdocs-mermaid2-plugin](https://github.com/fralau/mkdocs-mermaid2-plugin) from 1.1.1 to 1.2.1.
- [Release notes](https://github.com/fralau/mkdocs-mermaid2-plugin/releases)
- [Changelog](https://github.com/fralau/mkdocs-mermaid2-plugin/blob/master/CHANGELOG.md)
- [Commits](fralau/mkdocs-mermaid2-plugin@v1.1.1...v1.2.1)

---
updated-dependencies:
- dependency-name: mkdocs-mermaid2-plugin
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

requirements.txt

@@ -13,7 +13,7 @@ mkdocs-macros-plugin==1.3.7
 mkdocs-material==9.5.43
 mkdocs-material-extensions==1.3.1
 mkdocs-redirects==1.2.1
-mkdocs-mermaid2-plugin==1.1.1
+mkdocs-mermaid2-plugin==1.2.1
 pandas>=2.0.3
 pep562==1.1
 Pygments==2.18.0