Bump less from 4.2.2 to 4.3.0#442

lloc merged 2 commits intomasterlloc/Multisite-Language-Switcher:masterfrom

dependabot/npm_and_yarn/master/less-4.3.0lloc/Multisite-Language-Switcher:dependabot/npm_and_yarn/master/less-4.3.0Copy head branch name to clipboard