Bump mkdocs-material from 9.5.27 to 9.5.28 in the mkdocs group (#593)

requirements.txt

@@ -2,7 +2,7 @@ mkdocs==1.6.0
 mkdocs-bibtex==2.16.0
 mkdocs-include-markdown-plugin==6.2.1
 mkdocs-table-reader-plugin==2.2.2
-mkdocs-material==9.5.27
+mkdocs-material==9.5.28
 mkdocs-material-extensions==1.3.1
 mkdocstrings==0.25.1
 mkdocstrings-python==1.10.5