readme modules updated

README.md

@@ -32,5 +32,5 @@ Always replace `my_home_dir` with the name of the home directory you created.
 
 To load all modules that might be needed on VSC3, run the following (this is already a part of the node initialization commands, so you probably won't need that)
 ```
-module load gcc/5.3 nvhpc cuda/11.0.2
+module load gcc/7.3 nvhpc cuda/11.0.2
 ```