Add github-callouts extension to mkdocs

This extension allows using a GitHub compatible admonitions syntax, so
admonitions can also be rendered nicely when the markdown file is
rendered by GitHub.

Signed-off-by: Leandro Lucarella <[email protected]>

Author: llucax

mkdocs.yml

@@ -67,6 +67,7 @@ markdown_extensions:
   - attr_list
   - def_list
   - footnotes
+  - github-callouts
   - pymdownx.details
   - pymdownx.highlight:
       anchor_linenums: true

pyproject.toml

@@ -65,6 +65,7 @@ dev-mkdocs = [
   "black == 25.1.0",
   "Markdown==3.8.2",
   "mike == 2.1.3",
+  "markdown-callouts == 0.4.0",
   "mkdocs-gen-files == 0.5.0",
   "mkdocs-literate-nav == 0.6.2",
   "mkdocs-macros-plugin == 1.3.7",