Update dependency sass to v1.74.1

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
sass	1.71.1 -> 1.74.1

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Release Notes

sass/dart-sass (sass)

v1.74.1

Compare Source

• No user-visible changes.

v1.72.0

Compare Source

• Support adjacent /s without whitespace in between when parsing plain CSS
  expressions.

• Allow the Node.js pkg: importer to load Sass stylesheets for package.json
exports field entries without extensions.

• When printing suggestions for variables, use underscores in variable names
  when the original usage used underscores.

JavaScript API

• Properly resolve pkg: imports with the Node.js package importer when
  arguments are passed to the JavaScript process.

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Configuration

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[coveralls]

coverage: 35.714%. remained the same
when pulling 48acb57 on renovate/sass-1.x
into 707cd33 on master.