Add inflated families

[tomicapretto]

This PR adds inflated families to Bambi. The following list may be updated in the process

• zero_inflated_poisson
• zero_inflated_binomial
• zero_inflated_negativebinomial

Edit

I also want to add

• zero_inflated_beta
• zero_one_inflated_beta

but they will come in a separate PR. These distributions don't exist in PyMC and I need to see if it's better to add them here or in PyMC directly.

[review-notebook-app]

Check out this pull request on 

See visual diffs & provide feedback on Jupyter Notebooks.

---

Powered by ReviewNB

[codecov-commenter]

Codecov Report

Merging #654 (f972f8d) into main (afcabb6) will increase coverage by 0.04%.
The diff coverage is 95.00%.

❗ Current head f972f8d differs from pull request most recent head fd0005f. Consider uploading reports for the commit fd0005f to get more accurate results

@@            Coverage Diff             @@
##             main     #654      +/-   ##
==========================================
+ Coverage   87.56%   87.60%   +0.04%     
==========================================
  Files          40       40              
  Lines        2629     2647      +18     
==========================================
+ Hits         2302     2319      +17     
- Misses        327      328       +1     

Impacted Files	Coverage Δ
bambi/defaults/distributions.py	100.00% <ø> (ø)
bambi/defaults/families.py	87.50% <ø> (ø)
bambi/defaults/utils.py	87.50% <ø> (ø)
bambi/families/likelihood.py	85.36% <ø> (ø)
bambi/families/univariate.py	90.22% <94.44%> (+0.66%)	⬆️
bambi/families/family.py	93.25% <100.00%> (ø)

📣 We’re building smart automated test selection to slash your CI/CD build times. Learn more