Merge pull request #1190 from TRaSH-/dependabot/pip/mkdocs-material-9.0.15

build(deps): bump mkdocs-material from 9.0.13 to 9.0.15

docs/requirements.txt

@@ -2,7 +2,7 @@ mkdocs-glightbox==0.3.1
 mkdocs-awesome-pages-plugin==2.8.0
 mkdocs-git-revision-date-localized-plugin==1.1.0
 mkdocs-macros-plugin==0.7.0
-mkdocs-material==9.0.13
+mkdocs-material==9.0.15
 mkdocs-minify-plugin==0.6.2
 mkdocs-redirects==1.2.0
 mkdocs-include-markdown-plugin==4.0.3