feat: rewrite e2e test route with plugin orchestration test with ginkgo

[Jaycean]

Please answer these questions before submitting a pull request

• Why submit this pull request?

• Bugfix

• New feature provided

• Improve performance

• Backport patches

• Related issues
  Feat: Rewrite all E2E tests using the Ginkgo #1500

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New feature or improvement

• Rewrite e2e test(rewrite-e2e-test-route-with-plugin-orchestration-test) with ginkgo

[codecov-io]

Codecov Report

Merging #1663 (aa3e6cd) into master (576ba1d) will decrease coverage by 9.76%.
The diff coverage is n/a.

❗ Current head aa3e6cd differs from pull request most recent head 979a11d. Consider uploading reports for the commit 979a11d to get more accurate results

@@            Coverage Diff             @@
##           master    #1663      +/-   ##
==========================================
- Coverage   72.53%   62.76%   -9.77%     
==========================================
  Files         134      125       -9     
  Lines        5738     5272     -466     
  Branches      666      666              
==========================================
- Hits         4162     3309     -853     
- Misses       1333     1775     +442     
+ Partials      243      188      -55     

Flag	Coverage Δ
backend-e2e-test	?
backend-e2e-test-ginkgo	?
backend-unit-test	51.81% <ø> (ø)
frontend-e2e-test	73.83% <ø> (ø)

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

Impacted Files	Coverage Δ
api/internal/utils/version.go	0.00% <0.00%> (-100.00%)	⬇️
api/internal/filter/request_id.go	0.00% <0.00%> (-100.00%)	⬇️
api/internal/core/entity/entity.go	0.00% <0.00%> (-100.00%)	⬇️
api/internal/core/store/storehub.go	0.00% <0.00%> (-74.77%)	⬇️
api/internal/filter/cors.go	0.00% <0.00%> (-66.67%)	⬇️
api/internal/filter/schema.go	0.00% <0.00%> (-55.47%)	⬇️
api/internal/utils/consts/api_error.go	0.00% <0.00%> (-50.00%)	⬇️
api/internal/handler/data_loader/route_import.go	27.41% <0.00%> (-37.50%)	⬇️
api/internal/handler/handler.go	42.59% <0.00%> (-35.19%)	⬇️
api/internal/handler/schema/schema.go	66.66% <0.00%> (-33.34%)	⬇️
... and 33 more

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[imjoey]

/lgtm
Thanks.

[tokers]

Test cases here only check the admin API, but not concerned about the data use in DP, it's not a closed loop, we may request DP to verify DP's behaviors.

[nic-chen]

@tokers
It contains DP test, please see:
https://github.com/apache/apisix-dashboard/pull/1663/files#diff-b90858ef419a6b85e041becb1896e393f699a6e4c3c61ecd6b8822b3a2ffb22dR79-R88