fix(runner): receive requests before cork

[bojiang]

What does this PR address?

Fixes #(issue)

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[ssheng]

Please rebase. @bojiang

[codecov]

Codecov Report

Merging #2996 (042b14a) into main (532f5e1) will decrease coverage by 4.81%.
The diff coverage is 95.83%.

@@            Coverage Diff             @@
##             main    #2996      +/-   ##
==========================================
- Coverage   69.04%   64.23%   -4.82%     
==========================================
  Files         122      114       -8     
  Lines       10253    10987     +734     
==========================================
- Hits         7079     7057      -22     
- Misses       3174     3930     +756     

Impacted Files	Coverage Δ
bentoml/_internal/marshal/dispatcher.py	83.54% <ø> (ø)
bentoml/_internal/server/runner_app.py	91.36% <95.83%> (-4.64%)	⬇️
bentoml/_internal/frameworks/torchscript.py	0.00% <0.00%> (-96.00%)	⬇️
bentoml/_internal/frameworks/common/pytorch.py	0.00% <0.00%> (-72.64%)	⬇️
bentoml/_internal/io_descriptors/base.py	61.53% <0.00%> (-29.09%)	⬇️
bentoml/_internal/io_descriptors/numpy.py	70.43% <0.00%> (-26.69%)	⬇️
bentoml/_internal/io_descriptors/file.py	64.48% <0.00%> (-26.56%)	⬇️
bentoml/_internal/io_descriptors/image.py	58.11% <0.00%> (-25.22%)	⬇️
bentoml/_internal/io_descriptors/json.py	66.17% <0.00%> (-23.08%)	⬇️
bentoml/_internal/service/service.py	79.23% <0.00%> (-17.48%)	⬇️
... and 98 more

[bojiang]

@ssheng updated