Update README.md

Author: simongravelle

README.md

@@ -4,6 +4,8 @@ This is the script of the [GROMACS tutorials](https://gromacstutorials.github.io
 All the GROMACS input files used or generated during the tutorials can be found
 in the [gromacstutorials-inputs](https://github.com/gromacstutorials/gromacstutorials-inputs) repository.
 
+The tutorials are compatible with the 2024.2 release of GROMACS.
+
 <p float="left">
     <a href="https://gromacstutorials.github.io/sphinx/build/html/tutorials/level1/bulk-solution.html">
         <img src="https://github.com/gromacstutorials/gromacstutorials.github.io/blob/2024.2/docs/sphinx/source/tutorials/figures/level1/bulk-solution/avatar-gromacs.png?raw=true" width="32%" />