feat(Dependencies): Update dependency mkdocs-material to v9.2.8

| datasource | package         | from  | to    |
| ---------- | --------------- | ----- | ----- |
| pypi       | mkdocs-material | 9.2.7 | 9.2.8 |

requirements.txt

@@ -1,5 +1,5 @@
 mkdocs==1.5.2
-mkdocs-material==9.2.7
+mkdocs-material==9.2.8
 mkdocs-glightbox==0.3.4
 mkdocs-htmlproofer-plugin
 pygments