Update readme

Author: rya-sge

README.md

@@ -3,8 +3,8 @@
 # RuleEngine
 
 This repository includes the RuleEngine contract for the [CMTAT](https://github.com/CMTA/CMTAT) token. 
-- The CMTAT version used is the version [v2.3.1](https://github.com/CMTA/CMTAT/releases/tag/v2.3.1)
-- The OpenZeppelin version used is the version [v5.0.0](https://github.com/OpenZeppelin/openzeppelin-contracts/releases/tag/v5.0.0)
+- The CMTAT version used is the version [v2.4.0](https://github.com/CMTA/CMTAT/releases/tag/v2.4.0)
+- The OpenZeppelin version used is the version [v5.0.2](https://github.com/OpenZeppelin/openzeppelin-contracts/releases/tag/v5.0.2)
 
 The CMTAT contracts and the OpenZeppelin library are included as a submodule of the present repository.