Help/About: Reduce space below minor release log.

Reduce the size of the space below the maintenance and security release log of the WP 5.7 about page.

Props dhrumil12, audrasjb, sabernhardt, ryelle.
Fixes #53067.


Built from https://develop.svn.wordpress.org/branches/5.7@50937


git-svn-id: http://core.svn.wordpress.org/branches/5.7@50546 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-admin/about.php

@@ -118,7 +118,7 @@ require_once ABSPATH . 'wp-admin/admin-header.php';
 			</div>
 		</div>
 
-		<hr class="is-large" />
+		<hr />
 
 		<div class="about__section has-2-columns">
 			<h2 class="is-section-header is-smaller-heading">

wp-includes/version.php

@@ -13,7 +13,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '5.7.3-alpha-50911';
+$wp_version = '5.7.3-alpha-50937';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.