[cherry-pick]fix close response missing

[wy65701436]

It has to close the http response on deleting manifest

Signed-off-by: Wang Yan wangyan@vmware.com

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[chlins]

lgtm

[codecov]

Codecov Report

Merging #16822 (c4dafc8) into release-2.5.0 (55f7645) will decrease coverage by 0.00%.
The diff coverage is 0.00%.

@@                Coverage Diff                @@
##           release-2.5.0   #16822      +/-   ##
=================================================
- Coverage          67.42%   67.42%   -0.01%     
=================================================
  Files                949      949              
  Lines              78861    78862       +1     
  Branches            2331     2331              
=================================================
- Hits               53173    53172       -1     
- Misses             22129    22130       +1     
- Partials            3559     3560       +1     

Flag	Coverage Δ
unittests	67.42% <0.00%> (-0.01%)	⬇️

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

Impacted Files	Coverage Δ
src/pkg/reg/adapter/dockerhub/adapter.go	33.20% <0.00%> (-0.14%)	⬇️
...es/vulnerability/vulnerability-config.component.ts	57.14% <0.00%> (-4.77%)	⬇️
src/jobservice/worker/cworker/c_worker.go	68.42% <0.00%> (+1.91%)	⬆️
src/common/rbac/system/namespace.go	44.44% <0.00%> (+11.11%)	⬆️