Update dependency postcss-preset-env to v6.7.2

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
postcss-preset-env (source)	6.7.0 -> 6.7.2

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Release Notes

csstools/postcss-plugins (postcss-preset-env)

### [`v6.7.2`](https://togithub.com/csstools/postcss-plugins/compare/70966cb955816572379edfd01f26c80d256d3c17...33ea722540c2c9c812cbe1293ee7ff5d8d857dfb) [Compare Source](https://togithub.com/csstools/postcss-plugins/compare/70966cb955816572379edfd01f26c80d256d3c17...33ea722540c2c9c812cbe1293ee7ff5d8d857dfb) ### [`v6.7.1`](https://togithub.com/csstools/postcss-plugins/blob/HEAD/plugin-packs/postcss-preset-env/CHANGELOG.md#671) [Compare Source](https://togithub.com/csstools/postcss-plugins/compare/5bc517c50664549a1cf8d057b4bc670731efb978...70966cb955816572379edfd01f26c80d256d3c17) *February 13, 2022* - Added notice when using preset-env with PostCSS > 7 to prompt to upgrade.

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Configuration

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