Docs: Use typed array notation for `search_columns` in `WP_Query::parse_query()`.

Follow-up to [55248].

Props tmatsuur.
Merges [55597] to the 6.2 branch.
Fixes #57996.
Built from https://develop.svn.wordpress.org/branches/6.2@55640


git-svn-id: http://core.svn.wordpress.org/branches/6.2@55152 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-includes/class-wp-query.php

@@ -752,7 +752,7 @@ class WP_Query {
 	 *                                                    return posts containing 'pillow' but not 'sofa'. The
 	 *                                                    character used for exclusion can be modified using the
 	 *                                                    the 'wp_query_search_exclusion_prefix' filter.
-	 *     @type array           $search_columns          Array of column names to be searched. Accepts 'post_title',
+	 *     @type string[]        $search_columns          Array of column names to be searched. Accepts 'post_title',
 	 *                                                    'post_excerpt' and 'post_content'. Default empty array.
 	 *     @type int             $second                  Second of the minute. Default empty. Accepts numbers 0-59.
 	 *     @type bool            $sentence                Whether to search by phrase. Default false.

wp-includes/version.php

@@ -16,7 +16,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '6.2.1-alpha-55639';
+$wp_version = '6.2.1-alpha-55640';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.