Update README.md

Author: mattheweshleman

README.md

@@ -52,7 +52,7 @@ version too: See https://youtu.be/hr1qkNH1wSA.
 
 # Environment
 
-This project was developed and proven in Ubuntu 20.04 and 22.04. In theory any 
+This project was developed and proven in Ubuntu, now 24.04. In theory any 
 build or host operating system environment supported by CppUTest will 
 be compatible with this code.
 
@@ -65,8 +65,8 @@ be compatible with this code.
     Define the cmake variable CMS_QPCPP_TOP_DIR before including the internal CMakeLists.txt. 
   * or:
     * Do not define CMS_QPCPP_TOP_DIR, and the internal cmake will fetch the appropriate QP/C++ repo.
-* CppUTest (version 3.8-7 or version 4.0) (3.8 is the default in Ubuntu 20.04 while 4.0 is the default in Ubuntu 22.04)
-* This project requires support for C++14.
+* CppUTest (version 4.0, may still work with 3.8, but no longer being confirmed) 
+* This project requires support for C++17.
 
 ## Continuous Integration