[SPRINT] Implement the non-Gaussian covariance in TJPCov

[carlosggarcia]

Implement the non-Gaussian covariance in TJPCov

CCL supports computing the non-Gaussian covariance terms with the halo-model. We have to implement it now in TJPCov (calling CCL)

Contacts: Carlos Garcia-Garcia
Time: Morning (UK time)
Main communication channel: slack
GitHub repo: https://github.com/LSSTDESC/TJPCov
In-person/Virtual/Hybrid:
Zoom room (if applicable):

Goals and deliverable

Close LSSTDESC/TJPCov#106.

Resources and skills needed

Knowledge of TJPCov and CCL

Detailed description