Translate German comment in idlemgr.cxx

Change-Id: Ic5506b8698d0458e3166994a165d4dd1a8f6173d
Reviewed-on: https://gerrit.libreoffice.org/2565Reviewed-by: Thomas Arnhold <thomas@arnhold.org>
Tested-by: Thomas Arnhold <thomas@arnhold.org>

vcl/source/app/idlemgr.cxx

@@ -102,7 +102,7 @@ void ImplIdleMgr::RemoveIdleHdl( const Link& rLink )
         }
     }
 
-    // keine Handdler mehr da
+    // there are no more handlers...
     if ( mpIdleList->empty() )
         maTimer.Stop();
 }