RVRNEXT-5 fix audit logger for non-web access

src/Database/AuditLogger.php

@@ -6,6 +6,9 @@ class AuditLogger extends AuditLoggerBase
 {
     protected function getModifierId()
     {
+        if (\Container::$request === null) {
+            return null;
+        }
         $user = \Container::$request->user();
         if ($user === null) {
             return null;