Update dependency mkdocs-material to v8.5.8

This MR contains the following updates:

Package	Update	Change
mkdocs-material	patch	8.5.7 -> 8.5.8
mkdocs-material	patch	==8.5.7 -> ==8.5.8

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Release Notes

squidfunk/mkdocs-material

v8.5.8

Compare Source

• Added support for always showing settings in cookie consent
• Fixed #​4571: Buttons invisible if primary color is white or black
• Fixed #​4517: Illegible note in sequence diagram when using slate scheme

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