chore(deps): update dependency autoprefixer to ^9.4.7

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change	References
autoprefixer	devDependencies	patch	^9.4.5 -> ^9.4.7	source

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Release Notes

postcss/autoprefixer

### [`v9.4.7`](https://togithub.com/postcss/autoprefixer/blob/master/CHANGELOG.md#​947) [Compare Source](https://togithub.com/postcss/autoprefixer/compare/9.4.6...9.4.7) - Fix infinite loop on mismatched parens. ### [`v9.4.6`](https://togithub.com/postcss/autoprefixer/blob/master/CHANGELOG.md#​946) [Compare Source](https://togithub.com/postcss/autoprefixer/compare/9.4.5...9.4.6) - Fix warning text (by Albert Juhé Lluveras).

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