Add the foundation of the universal feature repo and a test that uses it

[achals]

Signed-off-by: Achal Shah achals@gmail.com

What this PR does / why we need it:
This PR that implements some of the basis of the universal feature repo as described in the the RFC

It adds a special decorator, parametrize_e2e_test, that makes it easy to tag tests to that should be executed against parameterized feature stores that are constructed by the testing framework. This means that users can add e2e tests and have them run against all supported combinations with a single decorator.

Which issue(s) this PR fixes:

Fixes #

Does this PR introduce a user-facing change?:

NONE

[codecov-commenter]

Codecov Report

Merging #1734 (c1cc8ad) into master (8f6e8df) will increase coverage by 0.79%.
The diff coverage is 95.47%.

@@            Coverage Diff             @@
##           master    #1734      +/-   ##
==========================================
+ Coverage   83.85%   84.65%   +0.79%     
==========================================
  Files          73       85      +12     
  Lines        6009     6268     +259     
==========================================
+ Hits         5039     5306     +267     
+ Misses        970      962       -8     

Flag	Coverage Δ
integrationtests	84.57% <95.47%> (+0.79%)	⬆️
unittests	64.51% <55.55%> (+0.43%)	⬆️

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	92.62% <ø> (ø)
...ion/feature_repos/universal/data_source_creator.py	78.57% <78.57%> (ø)
...python/tests/integration/e2e/test_universal_e2e.py	85.36% <85.36%> (ø)
sdk/python/tests/data/data_creator.py	100.00% <100.00%> (ø)
...tegration/feature_repos/test_repo_configuration.py	100.00% <100.00%> (ø)
...n/feature_repos/universal/data_sources/bigquery.py	100.00% <100.00%> (ø)
...ation/feature_repos/universal/data_sources/file.py	100.00% <100.00%> (ø)
...n/feature_repos/universal/data_sources/redshift.py	100.00% <100.00%> (ø)
...ts/integration/feature_repos/universal/entities.py	100.00% <100.00%> (ø)
...tegration/feature_repos/universal/feature_views.py	100.00% <100.00%> (ø)
... and 18 more

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[felixwang9817]

/lgtm

[feast-ci-bot]

[APPROVALNOTIFIER] This PR is APPROVED

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

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