Add a changelog entry for the new parameter added in [31228].

props DrewAPicture.
fixes #31015.
Built from https://develop.svn.wordpress.org/trunk@31229


git-svn-id: http://core.svn.wordpress.org/trunk@31210 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-includes/general-template.php

@@ -346,6 +346,7 @@ function wp_login_url($redirect = '', $force_reauth = false) {
 	 * Filter the login URL.
 	 *
 	 * @since 2.8.0
+	 * @since 4.2.0 The `$force_reauth` parameter was added.
 	 *
 	 * @param string $login_url    The login URL.
 	 * @param string $redirect     The path to redirect to on login, if supplied.