Accessibility: bump headings one level up on Credits screen for a better headings hierarchy.

Props afercia.
Fixes #34263.
Built from https://develop.svn.wordpress.org/trunk@35126


git-svn-id: http://core.svn.wordpress.org/trunk@35091 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-admin/credits.php

@@ -60,7 +60,7 @@ foreach ( $credits['groups'] as $group_slug => $group_data ) {
 			$title = translate( $group_data['name'] );
 		}
 
-		echo '<h4 class="wp-people-group">' . esc_html( $title ) . "</h4>\n";
+		echo '<h3 class="wp-people-group">' . esc_html( $title ) . "</h3>\n";
 	}
 
 	if ( ! empty( $group_data['shuffle'] ) )

wp-includes/version.php

@@ -4,7 +4,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '4.4-alpha-35125';
+$wp_version = '4.4-alpha-35126';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.