Help/About: Allow "See everything new" button to wrap

On some screen sizes and languages, the "See everything new" button expands out of the content area. This change allows the button to wrap at all screen sizes, and updates the style of this button for wrapped text.

Props franciscabusas22, sabernhardt, yogeshbhutka, sainathpoojary, im3dabasia1, audrasjb.
Fixes #62380.



git-svn-id: https://develop.svn.wordpress.org/trunk@59580 602fd350-edb4-49c9-b593-d223f7449a82

src/wp-admin/css/about.css

@@ -454,7 +454,12 @@
 }
 
 .about__section a.button.button-hero {
+	padding-top: 1.1875rem;
+	padding-bottom: 1.1875rem;
 	font-size: 1.5rem;
+	line-height: 1.4;
+	white-space: normal;
+	text-wrap: pretty;
 }
 
 .about__container ul {