Bump mkdocs-material from 9.6.18 to 9.6.19 (#5)

Bumps [mkdocs-material](https://github.com/squidfunk/mkdocs-material) from 9.6.18 to 9.6.19.
- [Release notes](https://github.com/squidfunk/mkdocs-material/releases)
- [Changelog](https://github.com/squidfunk/mkdocs-material/blob/master/CHANGELOG)
- [Commits](squidfunk/mkdocs-material@9.6.18...9.6.19)

---
updated-dependencies:
- dependency-name: mkdocs-material
  dependency-version: 9.6.19
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

@@ -2,7 +2,7 @@ babel==2.17.0
 backrefs==5.9
 certifi==2025.8.3
 charset-normalizer==3.4.3
-click==8.2.1
+click==8.1.8
 colorama==0.4.6
 csscompressor==0.9.5
 ghp-import==2.1.0
@@ -11,6 +11,7 @@ gitpython==3.1.45
 hjson==3.1.0
 htmlmin2==0.1.13
 idna==3.10
+importlib-metadata==8.7.0
 jinja2==3.1.6
 jsmin==3.0.1
 markdown==3.8.2
@@ -20,7 +21,7 @@ mkdocs==1.6.1
 mkdocs-get-deps==0.2.0
 mkdocs-git-revision-date-plugin==0.3.2
 mkdocs-macros-plugin==1.3.9
-mkdocs-material==9.6.18
+mkdocs-material==9.6.19
 mkdocs-material-extensions==1.3.1
 mkdocs-minify-plugin==0.8.0
 packaging==25.0
@@ -37,5 +38,7 @@ six==1.17.0
 smmap==5.0.2
 super-collections==0.5.3
 termcolor==3.1.0
+typing-extensions==4.15.0
 urllib3==2.5.0
 watchdog==6.0.0
+zipp==3.23.0