Docs: Various corrections to inline docblocks.

See #49572

git-svn-id: https://develop.svn.wordpress.org/trunk@48573 602fd350-edb4-49c9-b593-d223f7449a82

src/wp-admin/includes/template.php

@@ -2221,12 +2221,11 @@ function get_post_states( $post ) {
 }
 
 /**
- * Function to echo the attachment media states as HTML.
+ * Outputs the attachment media states as HTML.
  *
  * @since 3.2.0
  *
  * @param WP_Post $post The attachment post to retrieve states for.
- * @return string Media states string.
  */
 function _media_states( $post ) {
 	static $header_images;