Fix unit test smoke tests

[camposandro]

Fix the unit test smoke tests due to changes in Dask 2025.2.0.

[github-actions]

Before [6e8d42d]	After [967bfdd]	Ratio	Benchmark (Parameter)
failed	137M	n/a	benchmarks.NestedFrameAddNested.peakmem_run
failed	280±2ms	n/a	benchmarks.NestedFrameAddNested.time_run
failed	139M	n/a	benchmarks.NestedFrameQuery.peakmem_run
failed	864±5ms	n/a	benchmarks.NestedFrameQuery.time_run
failed	136M	n/a	benchmarks.NestedFrameReduce.peakmem_run
failed	290±2ms	n/a	benchmarks.NestedFrameReduce.time_run

Click here to view all benchmarks.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 95.45%. Comparing base (6e8d42d) to head (c81f484).
Report is 19 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main      #82   +/-   ##
=======================================
  Coverage   95.45%   95.45%           
=======================================
  Files           9        9           
  Lines         242      242           
=======================================
  Hits          231      231           
  Misses         11       11           

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[dougbrn]

Thanks a ton Sandro!