apis: change the required fields in ClusterColocationProfile to optional

[eahydra]

Signed-off-by: Joseph joseph.t.lee@outlook.com

Ⅰ. Describe what this PR does

The user only wants to use ColocationProfile to change the schedulerName of the Pod. The original required field needs to be changed to optional.

Ⅱ. Does this pull request fix one issue?

fix #739

Ⅲ. Describe how to verify it

Ⅳ. Special notes for reviews

V. Checklist

• I have written necessary docs and comments
• I have added necessary unit tests and integration tests
• All checks passed in make test

[codecov]

Codecov Report

Base: 68.42% // Head: 68.43% // Increases project coverage by +0.00% 🎉

Coverage data is based on head (a2893f9) compared to base (b6e9cda).
Patch has no changes to coverable lines.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #751   +/-   ##
=======================================
  Coverage   68.42%   68.43%           
=======================================
  Files         205      205           
  Lines       23515    23515           
=======================================
+ Hits        16091    16093    +2     
- Misses       6309     6311    +2     
+ Partials     1115     1111    -4     

Flag	Coverage Δ
unittests	68.43% <ø> (+<0.01%)	⬆️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
pkg/util/httputil/reverseproxy.go	84.84% <0.00%> (+0.53%)	⬆️

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[hormes]

/lgtm
/approve

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[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: hormes

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[koordinator-bot]

New changes are detected. LGTM label has been removed.