Added nighlty benchmark for concurrent search and 2.7 version

[rishabh6788]

Description

This PR:

1. Adds nightly benchmark for concurrent-search feature for 2.10 and 3.0 snapshot versions. The benchmark runs against different max_slice_count config: 0,2,4,6.
2. Also adds nightly benchmark to generate performance metric for 2.7 version for comparison purpose.

Issues Resolved

List any issues this PR will resolve, e.g. Closes [...].

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[codecov]

Codecov Report

Merging #3860 (3f0a30d) into main (5be0a24) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##             main    #3860   +/-   ##
=======================================
  Coverage   91.86%   91.86%           
=======================================
  Files         186      186           
  Lines        5633     5633           
=======================================
  Hits         5175     5175           
  Misses        458      458           

[peterzhuamazon]

Thanks @rishabh6788 please confirm this jenkinsfile runs without errors on staging.
Thanks.