Enhance Synchrotron extension

[PrometheusPi]

The pull request #4827 adds/added the synchrotron radiation module.

There were some enhancements suggested by @chillenzer that did not go to the first pull request.
This is a list of this suggested enhancements for a future implementation.

• open todo to test speed of logarithmic interpolation
•  open question to @psychocoderHPC
•  fix python module version in requirements.txt
•  naming SynchrotronIdea might be too unspecific
•  too long function in AlgorithmsSynchrotron.hpp
•  use pathlib instead of os.path here and here
•  question on usage of change_parameters_randomly.py
• use main function instead of a script like code
•  question on comment regarding output
•  use of np.asarray here and here
•  question on parameters in validate.py
•  use seperate functions in python here and here
•  better way to handle input arguments

[chillenzer]

Updated above list according to the list from #4926.