Update README.md

Author: wizwizdev

README.md

@@ -26,7 +26,7 @@ https://github.com/alireza0/x-ui
 ````
 https://github.com/vaxilu/x-ui
 ````
-- (SD) single port, multi-port
+- (Asaadi) single port, multi-port
 
 ````
 https://github.com/HexaSoftwareTech/x-ui