shorten command name to `mpsd-software`

.gitlab-ci.yml

@@ -80,7 +80,7 @@ style:
     - pydocstyle --version
     - ruff .
     - black --check --diff .
-    - pydocstyle mpsd-software-environment.py
+    - pydocstyle mpsd-software.py
     - pydocstyle tests.py
     # we could also use `ruff --select D` for pycodestyle. But the behaviour is not exactly the same.
 

mpsd-software-environment.py → mpsd-software.py

 #!/usr/bin/env python3
 
-"""mpsd-software-environment: tool for installation of toolchains."""
+"""
+mpsd-software: tool for installation of software as on MPSD HPC.
+"""
+
 
 import argparse
 import datetime