Make `WP_Locale::rtl_src_admin_notice()` translatable.

props jrf.
see #32021.
Built from https://develop.svn.wordpress.org/trunk@33007


git-svn-id: http://core.svn.wordpress.org/trunk@32978 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-includes/locale.php

@@ -195,7 +195,8 @@ class WP_Locale {
 	 * @since 3.8.0
 	 */
 	public function rtl_src_admin_notice() {
-		echo '<div class="error"><p>' . 'The <code>build</code> directory of the develop repository must be used for RTL.' . '</p></div>';
+		/* translators: %s: Name of the directory (build) */
+		echo '<div class="error"><p>' . sprintf( __( 'The %s directory of the develop repository must be used for RTL.' ), '<code>build</code>' ) . '</p></div>';
 	}
 
 	/**

wp-includes/version.php

@@ -4,7 +4,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '4.3-alpha-33006';
+$wp_version = '4.3-alpha-33007';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.