Pytorch 2.0 AI-ML tests on HNS bucket

[Tulsishah]

Description

• Add the necessary setup to run PyTorch 2.0 AI/ML tests with an HNS bucket, utilizing the newly integrated folder APIs.
• Created HNS bucket in us-central1 region and copied all ai-ml training data.
• Created reservation for a2-gpu machine in gcs-fuse-test project.
• Validated from the logs, folder APIs are getting called.

Link to the issue in case of a bug fix.

NA

Testing details

1. Manual - Tested script.
2. Unit tests - NA
3. Integration tests - NA

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 79.26%. Comparing base (6ede9a6) to head (6be9e62).
Report is 29 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #2375      +/-   ##
==========================================
+ Coverage   79.07%   79.26%   +0.19%     
==========================================
  Files         105      106       +1     
  Lines       11654    12112     +458     
==========================================
+ Hits         9215     9601     +386     
- Misses       1975     2039      +64     
- Partials      464      472       +8     

Flag	Coverage Δ
unittests	79.26% <ø> (+0.19%)	⬆️

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