Remove use of dask, update to pandas 2.0, fix tests

[amrit110]

PR Type ([Feature | Fix | Documentation | Test])

Fix

Short Description

• Removes use of dask, this has been done in cycquery as well. Batching is done just using pandas.
• Bump up to use pandas 2.0. There are some deprecation warnings that need to be fixed.
• Fixed tests based on isna() bug fix.
• Remove use_cases/cxr_classification.ipynb notebook

Tests Added

...

[codecov]

Codecov Report

Merging #497 (1eb5fbc) into main (d9a6258) will decrease coverage by 0.05%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##             main     #497      +/-   ##
==========================================
- Coverage   61.36%   61.32%   -0.05%     
==========================================
  Files          86       86              
  Lines        8257     8248       -9     
==========================================
- Hits         5067     5058       -9     
  Misses       3190     3190              

Files	Coverage Δ
cyclops/process/feature/feature.py	73.84% <ø> (ø)
cyclops/process/feature/handle_types.py	79.91% <ø> (ø)
cyclops/utils/file.py	99.07% <100.00%> (-0.08%)	⬇️