chore(deps): update docker.io/squidfunk/mkdocs-material docker tag to v9.5.40

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
docker.io/squidfunk/mkdocs-material	final	patch	9.5.39 -> 9.5.40

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Release Notes

squidfunk/mkdocs-material (docker.io/squidfunk/mkdocs-material)

v9.5.40: mkdocs-material-9.5.40

Compare Source

• Updated Latvian translations
• Fixed #​7597: Social cards not using site name on home page

Thanks go to @​pekkaklarck and @​klejejs for their contributions

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