Coding Standards: Use strict comparison in wp_insert_comment().

Follow-up to [3104], [3193], [3887].

Props aristath, poena, afercia, SergeyBiryukov.
See #62279.

git-svn-id: https://develop.svn.wordpress.org/trunk@59898 602fd350-edb4-49c9-b593-d223f7449a82

Author: SergeyBiryukov

src/wp-includes/comment.php

@@ -2071,7 +2071,7 @@ function wp_insert_comment( $commentdata ) {
 
 	$id = (int) $wpdb->insert_id;
 
-	if ( 1 == $comment_approved ) {
+	if ( 1 === $comment_approved ) {
 		wp_update_comment_count( $comment_post_id );
 
 		$data = array();