Generalize DataFrame and ArrayLike fields

[martinkim0]

Opened in favor of #1821 with changes to retain previous git history.

[codecov]

Codecov Report

Base: 90.53% // Head: 90.44% // Decreases project coverage by -0.08% ⚠️

Coverage data is based on head (0ef345c) compared to base (b7fb141).
Patch coverage: 87.50% of modified lines in pull request are covered.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1830      +/-   ##
==========================================
- Coverage   90.53%   90.44%   -0.09%     
==========================================
  Files         135      135              
  Lines       10587    10646      +59     
==========================================
+ Hits         9585     9629      +44     
- Misses       1002     1017      +15     

Impacted Files	Coverage Δ
scvi/data/fields/_dataframe_field.py	94.11% <83.33%> (ø)
scvi/data/fields/_arraylike_field.py	92.95% <88.04%> (ø)
scvi/data/fields/__init__.py	100.00% <100.00%> (ø)
scvi/data/fields/_mudata.py	89.70% <100.00%> (ø)
scvi/data/fields/_protein.py	98.21% <100.00%> (ø)
scvi/data/fields/_scanvi.py	100.00% <100.00%> (ø)

Help us with your feedback. Take ten seconds to tell us how you rate us. Have a feature suggestion? Share it here.

☔ View full report at Codecov.
📢 Do you have feedback about the report comment? Let us know in this issue.