Runs `npm run grunt precommit:image` to minify/compress images in the repository. Props desrosj. Fixes #58996. Built from https://develop.svn.wordpress.org/trunk@57322 git-svn-id: http://core.svn.wordpress.org/trunk@56828 1a063a9b-81f0-0310-95a4-ce76da25c4cd
Props beafialho, kjellr, melchoyce, audrasjb. Fixes #51106. Built from https://develop.svn.wordpress.org/trunk@51103 git-svn-id: http://core.svn.wordpress.org/trunk@50712 1a063a9b-81f0-0310-95a4-ce76da25c4cd