Update dependency mkdocs-material to v8.1.6

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
mkdocs-material (source)	==8.1.3 -> ==8.1.6

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Release Notes

squidfunk/mkdocs-material

### [`v8.1.6`](https://togithub.com/squidfunk/mkdocs-material/releases/8.1.6) [Compare Source](https://togithub.com/squidfunk/mkdocs-material/compare/8.1.5...8.1.6) - Fixed spacing of blockquotes (8.1.5 regression) - Fixed edge cases for rounded corners on code blocks (8.1.5 regression) - Fixed issues with code annotation line heights ### [`v8.1.5`](https://togithub.com/squidfunk/mkdocs-material/releases/8.1.5) [Compare Source](https://togithub.com/squidfunk/mkdocs-material/compare/8.1.4...8.1.5) - Improved browser support: Chrome 49+, Safari 10+, Firefox 53+, Edge 79+ - Improved rendering of inline code blocks in headlines - Added Bahasa Malaysian translations - Fixed [#​3354](https://togithub.com/squidfunk/mkdocs-material/issues/3354): MathJax formulas show vertical scrollbar ### [`v8.1.4`](https://togithub.com/squidfunk/mkdocs-material/releases/8.1.4) [Compare Source](https://togithub.com/squidfunk/mkdocs-material/compare/8.1.3...8.1.4) - Added indicator to navigation expander icon - Improved support for reduced motion preference - Fixed jitter of active content tab indicator

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