Small fix to make time series featurizer deterministic

[bchen1116]

After this fix, we see this in the perf tests:

Ultimately, we note that the before and after scores for both of these pipelines are the same, so there could be an issue with how we're storing the full rankings or finding the order in LG. However, this PR is focused on making TS deterministic.

The full, fixed report is below:
report_ts.html.zip

The perf tests look good! Seems like the behavior is now the same between runs

[codecov]

Codecov Report

Merging #3384 (df826f2) into main (9d1d5c9) will increase coverage by 0.1%.
The diff coverage is 100.0%.

@@           Coverage Diff           @@
##            main   #3384     +/-   ##
=======================================
+ Coverage   99.6%   99.6%   +0.1%     
=======================================
  Files        329     329             
  Lines      32231   32241     +10     
=======================================
+ Hits       32102   32112     +10     
  Misses       129     129             

Impacted Files	Coverage Δ
...ansformers/preprocessing/time_series_featurizer.py	100.0% <100.0%> (ø)
.../tests/pipeline_tests/test_time_series_pipeline.py	99.9% <100.0%> (+0.1%)	⬆️

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[jeremyliweishih]

Left a comment but looks great!

[freddyaboulton]

Thank you @bchen1116 !!