Fix generic parameter in lexsort usage in benches

[sundy-li]

No description provided.

[codecov]

Codecov Report

Merging #227 (0eab705) into main (7dd1cff) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##             main     #227   +/-   ##
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  Coverage   76.93%   76.93%           
=======================================
  Files         229      229           
  Lines       19529    19529           
=======================================
  Hits        15025    15025           
  Misses       4504     4504           

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[ritchie46]

This is a fix for the benches that don't run on main.

[sundy-li]

This is a fix for the benches that don't run on main.

Thanks for the advice, but better to fix this if we need run some bench tests.

[Dandandan]

Went ahead and merged this. Thanks @sundy-li