Webservice: List issued certificates

- The complaints from the GitHub Actions report.

Author: michallohnisky

classes/external.php

@@ -240,9 +240,9 @@ public static function list_issues_parameters() {
         return new external_function_parameters(
             [
                 'timecreatedfrom' => new external_value(
-					PARAM_INT,
-					'Timestamp. Returns items created after this date (included).',
-					VALUE_OPTIONAL
+                    PARAM_INT,
+                    'Timestamp. Returns items created after this date (included).',
+                    VALUE_OPTIONAL
                 ),
             ]
         );