refactor: Use native PHP function instead of deprecated `http_status()`

action/acceder_document.php

@@ -57,7 +57,7 @@ function action_acceder_document_dist() {
 					isset($_SERVER['HTTP_IF_NONE_MATCH'])
 					and $_SERVER['HTTP_IF_NONE_MATCH'] == $ETag
 				) {
-					http_status(304); // Not modified
+					http_response_code(304); // Not modified
 					exit;
 				} else {
 					header('ETag: ' . $ETag);
@@ -84,7 +84,7 @@ function action_acceder_document_dist() {
 			break;
 
 		case 404:
-			http_status(404);
+			http_response_code(404);
 			include_spip('inc/minipres');
 			echo minipres(_T('erreur') . ' 404', _T('medias:info_document_indisponible'));
 			break;