Comments: Display approved comments on the Edit Post screen to users without the edit_comment capability.

Matches logic in `wp_dashboard_recent_comments()` where we display approved comments regardless of the edit permission.

Props jfarthing84 for initial patch.
Fixes #24648. 



git-svn-id: https://develop.svn.wordpress.org/trunk@37584 602fd350-edb4-49c9-b593-d223f7449a82

Author: rachelbaker

src/wp-admin/includes/ajax-actions.php

@@ -951,7 +951,7 @@ function wp_ajax_get_comments( $action ) {
 	$x = new WP_Ajax_Response();
 	ob_start();
 	foreach ( $wp_list_table->items as $comment ) {
-		if ( ! current_user_can( 'edit_comment', $comment->comment_ID ) )
+		if ( ! current_user_can( 'edit_comment', $comment->comment_ID ) && 0 === $comment->comment_approved )
 			continue;
 		get_comment( $comment );
 		$wp_list_table->single_row( $comment );