Backport PR #1744 on branch 0.11.x ((fix): cache arrays in BaseCompressedSparseDataset)

[meeseeksmachine]

Backport PR #1744: (fix): cache arrays in BaseCompressedSparseDataset

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 84.52%. Comparing base (0435670) to head (7773df0).
Report is 1 commits behind head on 0.11.x.

Additional details and impacted files

@@            Coverage Diff             @@
##           0.11.x    #1778      +/-   ##
==========================================
- Coverage   86.97%   84.52%   -2.46%     
==========================================
  Files          40       40              
  Lines        6059     6075      +16     
==========================================
- Hits         5270     5135     -135     
- Misses        789      940     +151     

Files with missing lines	Coverage Δ
src/anndata/_core/sparse_dataset.py	93.50% <100.00%> (+0.48%)	⬆️
src/anndata/_io/specs/lazy_methods.py	97.75% <100.00%> (+0.25%)	⬆️

... and 8 files with indirect coverage changes

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