Dep: Pin grpcio in flytekit-identity-aware-proxy to version that allo…

[fg91]

There was a regression in grpcio which made a channel fail if the server responded with a content type other than application/grpc.

During flytekit's lazy authentication, GCP Identity Aware Proxy (IAP) responds with 401 and content type text/html to the first unauthenticated request. For recent grpcio versions, lazy authentication thus failed completely.

I described this in detail in grpc/grpc#35323.

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In #2156 I previously pinned grpcio in the flytekit IAP plugin to versions without this regression.

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The grpc team now fixed the issue I reported. In this PR I therefore pin grpcio>=1.62.0.

I exclude the previously allowed versions because the error message

E1215 14:41:40.919736000 4303291776 hpack_parser.cc:853]               Error parsing metadata: error=invalid value key=content-type value=text/html; charset=UTF-8

used to be logged during lazy authentication even though it did actually work.

With the newest version, no more error message is logged.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 85.85%. Comparing base (90324e0) to head (a4512aa).
Report is 1 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #2212      +/-   ##
==========================================
- Coverage   85.86%   85.85%   -0.01%     
==========================================
  Files         314      314              
  Lines       24042    24042              
  Branches     3643     3643              
==========================================
- Hits        20643    20641       -2     
- Misses       2759     2760       +1     
- Partials      640      641       +1     

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