Remove duplicated call for mpi4py-module from modules_preprocess+extract.sh.

video_prediction_tools/env_setup/modules_preprocess+extract.sh

 #!/usr/bin/env bash
 
 # __author__ = Michael Langguth
-# __date__  = '2022_02_01'
+# __date__  = '2022_02_07'
 
 # This script loads the required modules for AMBS on JSC's HPY_systems (HDF-ML, Juwels Cluster and Juwels Booster).
 # Further Python-packages may be installed in the virtual environment created by create_env.sh
@@ -22,7 +22,6 @@ ml GCC/10.3.0
 ml GCCcore/.10.3.0
 ml ParaStationMPI/5.4.10-1
 ml mpi4py/3.0.3-Python-3.8.5
-ml mpi4py/3.0.1-Python-3.6.8
 ml h5py/2.10.0-Python-3.8.5
 ml netcdf4-python/1.5.4-Python-3.8.5
 ml SciPy-Stack/2021-Python-3.8.5