S2(x,y) implementation via CMT

[ahiguera-mx]

Before you submit this PR: make sure to put all operations-related information in a wiki-note, a PR should be about code and is publicly accessible

What is the problem / what does the code in this PR do
S2(x,y) Implementation via CMT

Can you briefly describe how it works?
Please look at this example https://github.com/XENONnT/analysiscode/blob/master/corrections/Example_S2_map_implementation.ipynb
Can you give a minimal working example (or illustrate with a figure)?
Please look at this example https://github.com/XENONnT/analysiscode/blob/master/corrections/Example_S2_map_implementation.ipynb
Please include the following if applicable:

• Update the docstring(s)
• Update the documentation
• Tests to check the (new) code is working as desired.
• Does it solve one of the open issues on github?

Please make sure that all automated tests have passed before asking for a review (you can save the PR as a draft otherwise).

[JoranAngevaare]

Thanks Aaron, looks good. Have you checked a couple of run-number in the online version to double check the files returned are always correct?

[ahiguera-mx]

Thanks Aaron, looks good. Have you checked a couple of run-number in the online version to double check the files returned are always correct?

Yes, I know why you are asking this ..LOL.. see blocks 6-8 in the example https://github.com/XENONnT/analysiscode/blob/master/corrections/Example_S2_map_implementation.ipynb

[l-althueser]

I looked through the code and how exactly the corrections is calculated (order and used variables). Looks good. I will ask for a documentation of the review of this S2(x,y) map in corrections.

Thanks!