Update dependency gulp-sass to ~3.2.0 - autoclosed

[mend-for-github-com[bot]]

This PR contains the following updates:

Package	Type	Update	Change
gulp-sass	devDependencies	minor	~3.1.0 -> ~3.2.0

By merging this PR, the below issues will be automatically resolved and closed:

Severity	CVSS Score	CVE	GitHub Issue
High	7.5	CVE-2021-3807	#138
High	7.5	CVE-2022-24999	#178

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Release Notes

dlmanning/gulp-sass (gulp-sass)

### [`v3.2.0`](https://togithub.com/dlmanning/gulp-sass/blob/HEAD/CHANGELOG.md#v320) [Compare Source](https://togithub.com/dlmanning/gulp-sass/compare/v3.1.0...v3.2.0) **March 12, 2018**

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