Update README.md

Author: go2ismail

README.md

@@ -90,7 +90,7 @@ For deployment to IIS:
 
 # Live Demo Link
 - **URL**: [https://whms-lte-fs.csharpasp.net/](https://whms-lte-fs.csharpasp.net/)
-- ✅ **Username**: admin@gmail.com  
+- ✅ **Username**: admin@root.com  
 - ✅ **Password**: 123456