Updated to latest version of material theme and updated the emoji plu…

…gin config (#1359)

* Updated to latest version of material theme and updated the emoji plugin.

* Updated the stylesheet and also adding auto brightness option.

* Set dark mode primary color to custom as well.

* Added CSS hover adjustment to improve contrast.

* Adding contrast fix on hover/focus for links in menu as well.

* Updated poety lock file

* Updated lock file.

* Updated to the latest version of mkdocs material.

.config/mkdocs.yml

@@ -187,23 +187,32 @@ theme:
   favicon: assets/images/favicon.ico
   logo: assets/images/ca-logo-white.svg
   palette:
+    # Palette toggle for automatic mode
+    - media: "(prefers-color-scheme)"
+      toggle:
+        icon: material/brightness-auto
+        name: Switch to light mode
     # Palette toggle for light mode
-    - scheme: default
+    - media: "(prefers-color-scheme: light)"
+      scheme: default
+      primary: custom
       toggle:
         icon: material/brightness-7
         name: Switch to dark mode
     # Palette toggle for dark mode
-    - scheme: slate
+    - media: "(prefers-color-scheme: dark)"
+      scheme: slate
+      primary: custom
       toggle:
         icon: material/brightness-4
-        name: Switch to light mode
+        name: Switch to system preference
 markdown_extensions:
   - toc:
       title: On this page
   - attr_list
   - pymdownx.emoji:
-      emoji_index: !!python/name:materialx.emoji.twemoji
-      emoji_generator: !!python/name:materialx.emoji.to_svg
+      emoji_index: !!python/name:material.extensions.emoji.twemoji
+      emoji_generator: !!python/name:material.extensions.emoji.to_svg
   - md_in_html
 plugins:
   - search