Hot-Fix hang issue in integration test

[harimkang]

Summary

There is an issue causing HPO tests to hang due to incorrect import structure. Fixes this.

How to test

Checklist

• I have added unit tests to cover my changes.​
• I have added integration tests to cover my changes.​
• I have ran e2e tests and there is no issues.
• I have added the description of my changes into CHANGELOG in my target branch (e.g., CHANGELOG in develop).​
• I have updated the documentation in my target branch accordingly (e.g., documentation in develop).
• I have linked related issues.

License

• I submit my code changes under the same Apache License that covers the project.
  Feel free to contact the maintainers if that's a concern.
• I have updated the license header for each file (see an example below).

# Copyright (C) 2024 Intel Corporation
# SPDX-License-Identifier: Apache-2.0

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 80.33%. Comparing base (59a4223) to head (2829bc1).

Additional details and impacted files

@@             Coverage Diff             @@
##           develop    #3815      +/-   ##
===========================================
- Coverage    80.66%   80.33%   -0.33%     
===========================================
  Files          272      272              
  Lines        27477    27477              
===========================================
- Hits         22163    22074      -89     
- Misses        5314     5403      +89     

Flag	Coverage Δ
py310	80.33% <100.00%> (-0.07%)	⬇️
py311	?

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