Update dependency sass to v1.37.3

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
sass	1.37.2 -> 1.37.3

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Release Notes

sass/dart-sass

### [`v1.37.3`](https://togithub.com/sass/dart-sass/blob/master/CHANGELOG.md#​1373) [Compare Source](https://togithub.com/sass/dart-sass/compare/1.37.2...1.37.3) - No user-visible changes.

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