Update downporting.md

Author: oblomov-dev

docs/advanced/downporting.md

@@ -24,9 +24,7 @@ CLASS z2ui5_cl_launchpad_handler IMPLEMENTATION.
 
   METHOD if_http_extension~handle_request.
 
-    DATA lo_handler type ref to z2ui5_cl_http_handler.
-    lo_handler = z2ui5_cl_http_handler=>factory( server ).
-    lo_handler->main( ).
+    z2ui5_cl_http_handler=>run( server ).
 
   ENDMETHOD.