Add feature server configuration for AWS lambda

[felixwang9817]

Signed-off-by: Felix Wang [email protected]

What this PR does / why we need it: This PR adds the option to add a feature server configuration to feature_store.yaml. Right now, only AWS lambda is supported.

Which issue(s) this PR fixes:

Fixes #

Does this PR introduce a user-facing change?:

The user can now define a feature server in `feature_store.yaml`.

[felixwang9817]

/kind feature

[codecov-commenter]

Codecov Report

Merging #1865 (9fb1d09) into master (bf5dc7d) will decrease coverage by 0.17%.
The diff coverage is 43.58%.

@@            Coverage Diff             @@
##           master    #1865      +/-   ##
==========================================
- Coverage   84.92%   84.75%   -0.18%     
==========================================
  Files          92       92              
  Lines        7185     7241      +56     
==========================================
+ Hits         6102     6137      +35     
- Misses       1083     1104      +21     

Flag	Coverage Δ
integrationtests	84.68% <43.58%> (-0.18%)	⬇️
unittests	62.47% <38.46%> (-0.28%)	⬇️

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

Impacted Files	Coverage Δ
sdk/python/feast/repo_config.py	82.38% <36.66%> (-10.64%)	⬇️
sdk/python/feast/errors.py	70.49% <66.66%> (-0.31%)	⬇️
sdk/python/feast/infra/online_stores/helpers.py	86.20% <0.00%> (-0.46%)	⬇️
...ts/integration/feature_repos/repo_configuration.py	100.00% <0.00%> (ø)
.../integration/online_store/test_universal_online.py	100.00% <0.00%> (ø)
...fline_store/test_universal_historical_retrieval.py	99.18% <0.00%> (+0.04%)	⬆️
...tegration/feature_repos/universal/feature_views.py	96.66% <0.00%> (+0.23%)	⬆️
sdk/python/feast/infra/provider.py	90.08% <0.00%> (+0.82%)	⬆️

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[tsotnet]

/lgtm

[feast-ci-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: felixwang9817, tsotnet

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