Docs: Add a `@global` entry for `$wpdb` in `WP_Network_Query::get_network_ids()`.

Props afzalmultani.
Fixes #41238.
Built from https://develop.svn.wordpress.org/trunk@41005


git-svn-id: http://core.svn.wordpress.org/trunk@40855 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-includes/class-wp-network-query.php

@@ -281,6 +281,8 @@ class WP_Network_Query {
 	 * @since 4.6.0
 	 * @access protected
 	 *
+	 * @global wpdb $wpdb WordPress database abstraction object.
+	 *
 	 * @return int|array A single count of network IDs if a count query. An array of network IDs if a full query.
 	 */
 	protected function get_network_ids() {

wp-includes/version.php

@@ -4,7 +4,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '4.9-alpha-41004';
+$wp_version = '4.9-alpha-41005';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.