Logout confirmation notice missing due to global (#50720)

* Missing global $wp

* Add changefile(s) from automation for the following project(s): woocommerce

---------

Co-authored-by: github-actions <github-actions@github.com>

plugins/woocommerce/changelog/50720-fix-missing-logout-confirmation

@@ -0,0 +1,4 @@
+Significance: patch
+Type: tweak
+Comment: Fixes missing global in unreleased code.
+

plugins/woocommerce/includes/shortcodes/class-wc-shortcode-my-account.php

@@ -64,6 +64,8 @@ class WC_Shortcode_My_Account {
 	 * logged out. See `woocommerce_my_account_message`.
 	 */
 	private static function my_account_add_notices() {
+		global $wp;
+
 		if ( ! is_user_logged_in() ) {
 			/**
 			 * Filters the message shown on the 'my account' page when the user is not logged in.