Docs: Add a missing @global to the WP_Customize_Date_Time_Control::get_month_choices() docblock.

Props utsav72640.
Fixes #45500.



git-svn-id: https://develop.svn.wordpress.org/trunk@44459 602fd350-edb4-49c9-b593-d223f7449a82

src/wp-includes/customize/class-wp-customize-date-time-control.php

@@ -189,6 +189,8 @@ class WP_Customize_Date_Time_Control extends WP_Customize_Control {
 	 * @since 4.9.0
 	 * @see touch_time()
 	 *
+	 * @global WP_Locale $wp_locale
+	 *
 	 * @return array
 	 */
 	public function get_month_choices() {