Chore: add codeowner

[chivalryq]

Signed-off-by: Qiaozp qiaozhongpei.qzp@alibaba-inc.com

Description of your changes

Add myself @chivalryq as codeowner.

Fixes #

I have:

• Read and followed KubeVela's contribution process.
• Related Docs updated properly. In a new feature or configuration option, an update to the documentation is necessary.
• Run make reviewable to ensure this PR is ready for review.
• Added backport release-x.y labels to auto-backport this PR if necessary.

How has this code been tested

Special notes for your reviewer

[Somefive]

LGTM

[codecov]

Codecov Report

Base: 61.29% // Head: 61.28% // Decreases project coverage by -0.02% ⚠️

Coverage data is based on head (dba1cca) compared to base (ff05180).
Patch has no changes to coverable lines.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #5496      +/-   ##
==========================================
- Coverage   61.29%   61.28%   -0.02%     
==========================================
  Files         310      310              
  Lines       47159    47158       -1     
==========================================
- Hits        28908    28900       -8     
- Misses      15256    15259       +3     
- Partials     2995     2999       +4     

Flag	Coverage Δ
apiserver-e2etests	35.68% <ø> (+0.14%)	⬆️
apiserver-unittests	36.22% <ø> (-0.03%)	⬇️
core-unittests	55.37% <ø> (+0.04%)	⬆️
e2e-multicluster-test	19.01% <ø> (-0.08%)	⬇️
e2e-rollout-tests	20.95% <ø> (+0.28%)	⬆️
e2etests	26.52% <ø> (+0.29%)	⬆️

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

Impacted Files	Coverage Δ
...es/policydefinition/policydefinition_controller.go	69.51% <0.00%> (-14.64%)	⬇️
...tepdefinition/workflowstepdefinition_controller.go	70.58% <0.00%> (-7.06%)	⬇️
pkg/apiserver/event/sync/worker.go	67.69% <0.00%> (-4.62%)	⬇️
pkg/apiserver/event/sync/cr2ux.go	43.82% <0.00%> (-4.50%)	⬇️
pkg/oam/util/helper.go	61.91% <0.00%> (-2.09%)	⬇️
...troller/core.oam.dev/v1alpha2/application/apply.go	86.07% <0.00%> (-1.90%)	⬇️
pkg/cue/definition/template.go	66.76% <0.00%> (-1.49%)	⬇️
pkg/apiserver/domain/service/authentication.go	48.57% <0.00%> (-1.30%)	⬇️
...server/infrastructure/datastore/kubeapi/kubeapi.go	62.97% <0.00%> (-1.09%)	⬇️
...ler/core.oam.dev/v1alpha2/application/generator.go	87.33% <0.00%> (-0.81%)	⬇️
... and 11 more

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