Update dependency stylelint to v15.6.2

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
stylelint (source)	15.6.1 -> 15.6.2

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Release Notes

stylelint/stylelint

v15.6.2

Compare Source

• Fixed: alpha-value-notation false negatives for oklab(), oklch(), and color() (#​6844) (@​romainmenke).
• Fixed: declaration-block-no-redundant-longhand-properties autofix with cubic-bezier() (#​6841) (@​romainmenke).
• Fixed: function-no-unknown false positives for unspaced operators against nested brackets (#​6842) (@​romainmenke).
• Fixed: function-url-quotes false positives for SCSS with() construct (#​6847) (@​ybiquitous).
• Fixed: media-feature-name-no-unknown false positives for not and or (#​6838) (@​romainmenke).

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