Bumps mkdocs-material from 9.6.17 to 9.6.20.

Sourced from mkdocs-material's releases.

mkdocs-material-9.6.20

• Fixed #8446: Deprecation warning as of Python 3.14 in Emoji extension
• Fixed #8440: & character not escaped in search highlighting
• Fixed #8439: FontAwesome icons color not set in social cards (regression)

mkdocs-material-9.6.19

• Added support for Python 3.14
• Updated Bahasa Malaysia translations

mkdocs-material-9.6.18

• Updated Azerbaijani translations
• Fixed last compat issues with minijinja, now 100% compatible

Sourced from mkdocs-material's changelog.

mkdocs-material-9.6.20 (2025-09-05)

• Fixed #8446: Deprecation warning as of Python 3.14 in Emoji extension
• Fixed #8440: & character not escaped in search highlighting
• Fixed #8439: FontAwesome icons color not set in social cards (regression)

mkdocs-material-9.6.19 (2025-09-07)

• Added support for Python 3.14
• Updated Bahasa Malaysia translations

mkdocs-material-9.6.18 (2025-08-22)

• Updated Azerbaijani translations
• Fixed last compat issues with [minijinja], now 100% compatible

mkdocs-material-9.6.17 (2025-08-15)

• Fixed #8396: Videos do not autoplay when inside a content tab
• Fixed #8394: Stroke width not effective in Mermaid.js diagrams
• Fixed disappearing version selector when hiding page title

mkdocs-material-9.6.16 (2025-07-26)

• Fixed #8349: Info plugin doesn't correctly detect virtualenv in some cases
• Fixed #8334: Find-in-page detects matches in hidden search result list

mkdocs-material-9.6.15 (2025-07-01)

• Updated Mongolian translations
• Improved semantic markup of "edit this page" button
• Improved info plugin virtual environment resolution
• Fixed #8291: Large font size setting throws of breakpoints in JavaScript

mkdocs-material-9.6.14 (2025-05-13)

• Fixed #8215: Social plugin crashes when CairoSVG is updated to 2.8

mkdocs-material-9.6.13 (2025-05-10)

• Fixed #8204: Annotations showing list markers in print view
• Fixed #8153: Improve style of cardinality symbols in Mermaid.js ER diagrams

mkdocs-material-9.6.12 (2025-04-17)

• Fixed #8158: Flip footnote back reference icon for right-to-left languages

mkdocs-material-9.6.11 (2025-04-01)

• Updated Docker image to latest Alpine Linux

... (truncated)

• f0b0b59 Prepare 9.6.20 release
• 900981b Fixed deprecation warning as of Python 3.14 in Emoji extension
• ed00263 Documentation (#8443)
• a4f42bb Updated Premium sponsors
• 63d7e74 Fixed FontAwesome icons having fill attributes
• ee67845 Fixed & not escaped in search highlighting
• 2fe55ee Prepare 9.6.19 release
• c9d5303 Documentation
• 3a0cea1 Bump actions/upload-pages-artifact from 3 to 4
• 3026a57 Bump actions/checkout from 4 to 5
• Additional commits viewable in compare view

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