Update cuts.py

[zcapjdb]

Summary

This pull request introduces the following changes

• Update the possible max integer cut. Current value of 20 (exclusive, so 19 really) doesn't cover the n_tracks cut we apply in Salt's compare models script and potentially in other places too.

Relates to the following issues

Conformity

• [x] Changelog entry
• [x] Documentation

[codecov[bot]]

Codecov Report

Merging #29 (2a0209b) into main (e49948a) will not change coverage. The diff coverage is 100.00%.

@@           Coverage Diff           @@
##             main      #29   +/-   ##
=======================================
  Coverage   93.98%   93.98%           
=======================================
  Files          24       24           
  Lines        1047     1047           
=======================================
  Hits          984      984           
  Misses         63       63           

Impacted Files	Coverage Δ
ftag/cuts.py	98.46% <100.00%> (ø)

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[samvanstroud]

lgtm