DM-38091: Allow InMemoryDatasetHandle to take kwargs for dataId

[timj]

Some test users like to specify tract=N for example and don't want to have to decide whether they are
using a full DataCoordinate or an emulated one.

Checklist

• ran Jenkins
• added a release note for user-visible changes to doc/changes

[codecov]

Codecov Report

Patch coverage: 100.00% and project coverage change: +0.09 🎉

Comparison is base (baa836c) 80.52% compared to head (f85094f) 80.62%.

❗ Current head f85094f differs from pull request most recent head e433505. Consider uploading reports for the commit e433505 to get more accurate results

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #318      +/-   ##
==========================================
+ Coverage   80.52%   80.62%   +0.09%     
==========================================
  Files          57       57              
  Lines        6389     6414      +25     
  Branches     1304     1308       +4     
==========================================
+ Hits         5145     5171      +26     
  Misses        995      995              
+ Partials      249      248       -1     

Impacted Files	Coverage Δ
python/lsst/pipe/base/_dataset_handle.py	98.70% <100.00%> (-1.30%)	⬇️
tests/test_dataset_handle.py	97.43% <100.00%> (+0.33%)	⬆️

... and 1 file with indirect coverage changes

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