Bump mkdocs-static-i18n from 0.53 to 0.56

Bumps [mkdocs-static-i18n](https://github.com/ultrabug/mkdocs-static-i18n) from 0.53 to 0.56.
- [Release notes](https://github.com/ultrabug/mkdocs-static-i18n/releases)
- [Commits](ultrabug/mkdocs-static-i18n@0.53...0.56)

---
updated-dependencies:
- dependency-name: mkdocs-static-i18n
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

requirements.txt

@@ -7,7 +7,7 @@ mkdocs-redirects==1.2.0
 mkdocs==1.4.2
 pygments==2.14.0
 pymdown-extensions==9.11
-mkdocs-static-i18n==0.53
+mkdocs-static-i18n==0.56
 mkdocs-minify-plugin==0.6.4
 mkdocs-meta-descriptions-plugin==2.2.0
 mkdocs-glightbox