fix: Fix incorrect is_between pushdown to scan_pyarrow_dataset

[nameexhaustion]

Fixes #15765

[stinodego]

The fix looks correct to me, thanks!

[codspeed-hq]

CodSpeed Performance Report

Merging #15769 will not alter performance

_{Comparing nameexhaustion:pya (fa64234) with main (0423fa3)}

Summary

✅ 22 untouched benchmarks

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 81.36%. Comparing base (0c2783a) to head (fa64234).
Report is 2 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main   #15769   +/-   ##
=======================================
  Coverage   81.35%   81.36%           
=======================================
  Files        1379     1379           
  Lines      176619   176700   +81     
  Branches     2544     2542    -2     
=======================================
+ Hits       143686   143765   +79     
- Misses      32449    32451    +2     
  Partials      484      484           

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