SNOW-1763529 Remove old benchmarks

[sfc-gh-pfus]

Description

SNOW-1763529 Removed old benchmarks. Currently they were replaced with our global performance tests.

Checklist

• Created tests which fail without the change (if possible)
• Extended the README / documentation, if necessary

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 82.81%. Comparing base (1a90e21) to head (cc0f3b4).
Report is 1 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #1231      +/-   ##
==========================================
+ Coverage   82.79%   82.81%   +0.01%     
==========================================
  Files          55       55              
  Lines       13194    13194              
==========================================
+ Hits        10924    10926       +2     
+ Misses       2270     2268       -2     

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