Update live demo link in README

Author: MalharBhatt-dev

README.md

@@ -20,7 +20,7 @@
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 ## 🚀 Live Demo
-**Experience the platform live:** [👉 https://bankingcore.onrender.com](https://bankingcore.onrender.com)
+**Experience the platform live:** [👉 https://bankingcore-production.up.railway.app](https://bankingcore.onrender.com)
 
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