server: use max function instead of manually calculating max

[haircommander]

What type of PR is this?

/kind cleanup

What this PR does / why we need it:

Which issue(s) this PR fixes:

Special notes for your reviewer:

Does this PR introduce a user-facing change?

none

[kwilczynski]

/approve /lgtm

[openshift-ci[bot]]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: haircommander, kwilczynski

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[codecov[bot]]

Codecov Report

Attention: Patch coverage is 0% with 2 lines in your changes are missing coverage. Please review.

Project coverage is 49.58%. Comparing base (474a2ce) to head (0df9653). Report is 31 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #8184      +/-   ##
==========================================
- Coverage   49.58%   49.58%   -0.01%     
==========================================
  Files         153      153              
  Lines       16930    16950      +20     
==========================================
+ Hits         8395     8404       +9     
- Misses       7488     7499      +11     
  Partials     1047     1047              

[kwilczynski]

/retest

[sohankunkerkar]

/retest

[sohankunkerkar]

/retest

[kwilczynski]

/retest

[kwilczynski]

/test ci-cgroupv2-integration