Support the latest legend-pydataobj version

[gipert]

If tests pass, I would merge this and release a new alpha version (needed to update legend-daq2lh5 and pygama).

[codecov]

Codecov Report

Attention: 5 lines in your changes are missing coverage. Please review.

Comparison is base (2c0d1c2) 60.85% compared to head (ca7f2ff) 60.83%.

❗ Current head ca7f2ff differs from pull request most recent head e57ced3. Consider uploading reports for the commit e57ced3 to get more accurate results

Files	Patch %	Lines
src/dspeed/processors/wiener_filter.py	33.33%	2 Missing ⚠️
src/dspeed/build_dsp.py	66.66%	1 Missing ⚠️
src/dspeed/processing_chain.py	66.66%	1 Missing ⚠️
src/dspeed/vis/waveform_browser.py	87.50%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main      #37      +/-   ##
==========================================
- Coverage   60.85%   60.83%   -0.03%     
==========================================
  Files          46       46              
  Lines        2915     2913       -2     
==========================================
- Hits         1774     1772       -2     
  Misses       1141     1141              

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.