Bump mkdocs-material from 9.1.17 to 9.1.20

Bumps mkdocs-material from 9.1.17 to 9.1.20.

Release notes

Sourced from mkdocs-material's releases.

mkdocs-material-9.1.20

• Updated Sanskrit translations
• Fixed deprecation warnings for social plugin

mkdocs-material-9.1.19

• Added support for MkDocs 1.5+
• Fixed #5699: Improve error reporting in social plugin

mkdocs-material-9.1.18

• Updated Danish translations
• Added support for installing user requirements in Docker image
• Fixed #5655: Search separator with lookbehind breaks highlighting

Changelog

Sourced from mkdocs-material's changelog.

mkdocs-material-9.1.21 (2023-07-27)

• Fixed MkDocs 1.4 compat issue in social plugin (9.1.20 regression)

mkdocs-material-9.1.20 (2023-07-27)

• Fixed deprecation warnings for social plugin

mkdocs-material-9.1.19 (2023-07-18)

• Added support for MkDocs 1.5+
• Fixed #5699: Improve error reporting in social plugin

mkdocs-material-9.1.18+insiders-4.37.0 (2023-07-07)

• Added support for overriding social cards settings per page
• Added new social card default/only/image layout
• Improved resilience of optimize and social plugin
• Fixed rendering bugs for pruned navigation items
• Fixed jumping of content tabs anchor links when instant loading is enabled
• Fixed #5676: Optimize plugin doesn't check for pngquant

mkdocs-material-9.1.18 (2023-07-03)

• Updated Danish translations
• Added support for installing user requirements in Docker image
• Fixed #5655: Search separator with lookbehind breaks highlighting

mkdocs-material-9.1.17+insiders-4.36.1 (2023-06-23)

• Fixed #5618: Date comparison breaking for drafts in blog plugin

mkdocs-material-9.1.17 (2023-06-23)

• Fixed #5633: Code annotations with nested lists incorrectly mounted
• Fixed #5628: Regression in new social plugin configuration scheme

mkdocs-material-9.1.16+insiders-4.36.0 (2023-06-15)

• Added support for instant prefetching to speed up slow connections
• Improved stability of anchor link removal in built-in typeset plugin
• Improved performance of regular expressions in typeset plugin
• Removed unnecessary import test for cairosvg in optimize plugin
• Fixed #5590: regular expression for anchor link removal too greedy

mkdocs-material-9.1.16 (2023-06-15)

• Updated Indonesian translations
• Ensure scroll bar follows color scheme of operating system

... (truncated)

Commits

• 39580db Updated changelog
• 08ab76f Prepare 9.1.20 release
• 068472a Documentation
• 772421d Merge pull request #5759 from kamilkrzyskow/social-patch2
• f548d79 Updated social plugin to use theme.custom_dir
• 3e8faa0 Updated dependencies
• b72adf3 Updated documentation for custom cookies
• ea9446e Merge branch 'master' of github.com:squidfunk/mkdocs-material
• 883a69d Documentation
• 70249dc Merge pull request #5734 from AninditaBasu/master
• Additional commits viewable in compare view