added the reorder_python_imports to .pre-commit-config.yaml

Added the reorder_python_imports hook to the project. A lot of files have changed due to this hook. No features / productive code has been changed.

@gabriel.preuss not sure whether this MR is your task or not. If not just change the reviewer : - )

Closes #73

changed milestone to %Sprint August 2024

requested review from @gabriel.preuss

assigned to @l.kulla