add additional validation tests

[c1ly]

Add additional validation tests for testing the transform (kql and opt queries), log sampling, and temporal reaggregation processors

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 87.86%. Comparing base (ebf2403) to head (ff94c1d).

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #2621      +/-   ##
==========================================
- Coverage   87.87%   87.86%   -0.01%     
==========================================
  Files         638      638              
  Lines      244608   244608              
==========================================
- Hits       214942   214935       -7     
- Misses      29142    29149       +7     
  Partials      524      524              

Components	Coverage Δ
otap-dataflow	89.90% <ø> (-0.01%)	⬇️
query_abstraction	80.61% <ø> (ø)
query_engine	90.74% <ø> (ø)
otel-arrow-go	51.92% <ø> (ø)
quiver	92.27% <ø> (ø)

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[c1ly]

@JakeDern @albertlockett I added some validation tests for the processors y'all worked, lmk if I missed anything

[JakeDern]

Thanks @c1ly, it's nice to have a second set of eyes testing these processors!