Administration: Make the Screen Options available on small screens.

Previously, the Screen Options toggle and the related panel content 
were hidden on small screens, preventing access to important settings,
including the ability to toggle the meta boxes visibility.

Props chetan200891.
Fixes #40985.


git-svn-id: https://develop.svn.wordpress.org/trunk@42644 602fd350-edb4-49c9-b593-d223f7449a82

src/wp-admin/css/common.css

@@ -3694,8 +3694,7 @@ img {
 	}
 
 	/* Hidden Elements */
-	#screen-meta,
-	#screen-meta-links,
+	#contextual-help-link-wrap,
 	#collapse-menu,
 	.post-format-select {
 		display: none !important;