Add code of conduct to all NF GitHub repos

[logankilpatrick]

We should create a CoC file in this repo with the NF code of conduct, cc @arliss-NF

[arliss-NF]

Yes @logankilpatrick - that sounds like a good idea. Will look into it ...

[Student-ShivamChauhan]

hello @logankilpatrick i am interested to contribute in this issue please assign me this issue

[sanchalitorpe-source]

Hi @logankilpatrick,
I’d love to contribute to this issue by adding a Code of Conduct file to the repository, following the NumFOCUS CoC.
Please assign this issue to me if possible 🙂