Undo some changes to see if science builds again

[heerener]

No description provided.

[github-actions]

There are one or more issues with the title of this PR.
There are one or more issues with the commit message of commit 29571d1.
Commit message:

Undo some changes to see if science builds again

Please satisfy at least one of the checks (one package, docs, or deploy).
The PR title must be compliant. The commit message of your commit must be compliant as well.
Issues:

• Deploy files were changed but not mentioned.
  Please use the deploy: prefix to explain this change.

• Deploy files were changed but not mentioned.
  Please use the deploy: prefix to explain this change.

[bbpbuildbot]

Thank you for your pull request!

Should you want to clear the PR build directory after failures, please use this pipeline. Before running the cleanup pipeline, please ensure that any PR building pipelines have been cancelled or finished running.

[bbpbuildbot]

To test your PR, use the following on BlueBrain5:

unset MODULEPATH
. /gpfs/bbp.cscs.ch/ssd/apps/bsd/pulls/2187/config/modules.sh
module load unstable

Please test the following updated modules:

• py-synthesis-workflow/1.1.0

The following module tests failed:

• cellulab

[heerener]

We went with #2190