[Snyk] Security upgrade gulp-sass from 2.3.2 to 5.0.0#17

snyk-bot wants to merge 1 commit intomasterE-LLP/developer.github.com:masterfrom

snyk-fix-116a049b858dc49dab0e5b88fe47741fE-LLP/developer.github.com:snyk-fix-116a049b858dc49dab0e5b88fe47741fCopy head branch name to clipboard