Refresh mkdocs dependencies

Author: mdmintz

mkdocs_build/requirements.txt

@@ -13,7 +13,7 @@ Jinja2==3.1.2
 click==8.1.3
 ghp-import==2.1.0
 readme-renderer==37.3
-pymdown-extensions==9.9.2
+pymdown-extensions==9.10
 importlib-metadata==6.0.0
 pipdeptree==2.5.2
 bleach==6.0.0
@@ -27,7 +27,7 @@ cssselect2==0.7.0
 tinycss2==1.2.1
 defusedxml==0.7.1
 mkdocs==1.4.2
-mkdocs-material==9.1.0
+mkdocs-material==9.1.1
 mkdocs-exclude-search==0.6.5
 mkdocs-simple-hooks==0.1.5
 mkdocs-material-extensions==1.1.1