Docs: Clarify that `wp_update_user()` accepts an array as `$userdata` argument.

Props nextendweb.
Fixes #43051.
Built from https://develop.svn.wordpress.org/trunk@42774


git-svn-id: http://core.svn.wordpress.org/trunk@42604 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-includes/user.php

@@ -1852,7 +1852,7 @@ function wp_insert_user( $userdata ) {
  *
  * @see wp_insert_user() For what fields can be set in $userdata.
  *
- * @param object|WP_User $userdata An array of user data or a user object of type stdClass or WP_User.
+ * @param array|object|WP_User $userdata An array of user data or a user object of type stdClass or WP_User.
  * @return int|WP_Error The updated user's ID or a WP_Error object if the user could not be updated.
  */
 function wp_update_user( $userdata ) {

wp-includes/version.php

@@ -4,7 +4,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '5.0-alpha-42773';
+$wp_version = '5.0-alpha-42774';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.