Add ML Commons smoke tests

[rithin-pullela-aws]

Description

This adds smoke tests for ML Commons.

Issues Resolved

opensearch-project/ml-commons#3541

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 92.04%. Comparing base (e2c2fee) to head (d9f4165).
Report is 11 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #5369   +/-   ##
=======================================
  Coverage   92.04%   92.04%           
=======================================
  Files         202      202           
  Lines        7043     7043           
=======================================
  Hits         6483     6483           
  Misses        560      560           

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[zelinh]

Thanks @rithin-pullela-aws, please help fix yamllint here.
You can try with pipenv run yamllint src/test_workflow/smoke_test/smoke_tests_spec/2.x/ml-commons.yml to test it locally.

[gaiksaya]

@zelinh Do we need to run this in local before merging?

[zelinh]

@zelinh Do we need to run this in local before merging?

I did a dry run locally and these look good to me.

2025-03-10 13:00:37 INFO     | ml-commons           | /_bulk?refresh=true POST | PASS  |
2025-03-10 13:00:37 INFO     | ml-commons           | /_cluster/settings PUT | PASS  |
2025-03-10 13:00:37 INFO     | ml-commons           | /_plugins/_ml/_train/kmeans POST | PASS  |
2025-03-10 13:00:37 INFO     | ml-commons           | /_plugins/_ml/models/_register POST | PASS  |
2025-03-10 13:00:37 INFO     | ml-commons           | /_plugins/_ml/stats GET | PASS  |
2025-03-10 13:00:37 INFO     | ml-commons           | /_plugins/_ml/stats/ml_request_count GET | PASS  |
2025-03-10 13:00:37 INFO     | ml-commons           | /iris_data_train_predict_it PUT | PASS  |

[zelinh]

Thanks for the onboarding here. @rithin-pullela-aws
LGTM.