Bump atom3-py3

Author: amorehead

requirements.txt

@@ -4,6 +4,6 @@ dill==0.3.3
 tqdm==4.49.0
 Sphinx==4.0.1
 easy-parallel-py3==0.1.6.4
-atom3-py3==0.1.9.3
+atom3-py3==0.1.9.4
 click==7.0.0
 # mpi4py==3.0.3  # On Andes, do 'source venv/bin/activate', 'module load gcc/10.3.0', and 'pip install mpi4py --no-cache-dir --no-binary :all:'