Add module environment

doc.zih.tu-dresden.de/docs/software/cfd.md

@@ -76,6 +76,8 @@ geometry and mesh generator cfx5pre, and the post-processor cfx5post.
     #SBATCH --mail-user=marie@tu-dresden.de     # email address (only tu-dresden)
     #SBATCH --mail-type=ALL
 
+module purge
+module load release/23.10
     module load ANSYS/2023R1
     fluent 2ddp -t$SLURM_NTASKS -g -mpi=openmpi -pinfiniband -cnf=$(/software/util/slurm/bin/create_rankfile -f CCM) -i input.jou
     ```