Menus: Simplify the test for `wp_update_nav_menu_item()` with special characters in category name.

The `menu-item-title` value is saved as a `post_title` property, so the resulting property can be checked directly, without a callback.

Follow-up to [48416].

See #48011.
Built from https://develop.svn.wordpress.org/trunk@48439


git-svn-id: http://core.svn.wordpress.org/trunk@48208 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-includes/nav-menu.php

@@ -492,7 +492,7 @@ function wp_update_nav_menu_item( $menu_id = 0, $menu_item_db_id = 0, $menu_item
 			}
 		}
 
-		if ( wp_unslash( $args['menu-item-title'] ) == wp_specialchars_decode( $original_title ) ) {
+		if ( wp_unslash( $args['menu-item-title'] ) === wp_specialchars_decode( $original_title ) ) {
 			$args['menu-item-title'] = '';
 		}
 

wp-includes/version.php

@@ -13,7 +13,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '5.5-beta1-48438';
+$wp_version = '5.5-beta1-48439';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.