fix: readme (#5)

Author: rekyyang

README.md

@@ -1,11 +1,5 @@
 # Bundle Go SDK
 
-
-## Disclaimer
-**The software and related documentation are under active development, all subject to potential future change without
-notification and not ready for production use. The code and security audit have not been fully completed and not ready
-for any bug bounty. We advise you to be careful and experiment on the network at your own risk. Stay safe out there.**
-
 ## Instruction
 
 The BUNDLE-GO-SDK provides enhanced transaction privacy and atomicity for the BNB Smart Chain (BSC) network. By implementing the BEP322 standard, the following capabilities are provided: