Docs: Add brackets to function names in some @see tags, for consistency.

Props ravipatel, davidbaumwald.
Fixes #51441.

git-svn-id: https://develop.svn.wordpress.org/trunk@49092 602fd350-edb4-49c9-b593-d223f7449a82

src/wp-includes/general-template.php

@@ -2408,7 +2408,7 @@ function get_calendar( $initial = true, $echo = true ) {
 /**
  * Purge the cached results of get_calendar.
  *
- * @see get_calendar
+ * @see get_calendar()
  * @since 2.1.0
  */
 function delete_get_calendar_cache() {
@@ -3194,7 +3194,7 @@ function wlwmanifest_link() {
  *
  *     add_action( 'wp_head', 'noindex' );
  *
- * @see wp_no_robots
+ * @see wp_no_robots()
  *
  * @since 2.1.0
  */

src/wp-includes/shortcodes.php

@@ -292,7 +292,7 @@ function get_shortcode_regex( $tagnames = null ) {
 /**
  * Regular Expression callable for do_shortcode() for calling shortcode hook.
  *
- * @see get_shortcode_regex for details of the match array contents.
+ * @see get_shortcode_regex() for details of the match array contents.
  *
  * @since 2.5.0
  * @access private