Refactor to implant optimizer and scheduler into model code

[vinnamkim]

• Ticket no. 137451
• Add OptimizerCallableSupportHPO and PicklableLRSchedulerCallable for HPO. They are picklable objects and OptimizerCallableSupportHPO allows access on its hyperparameters, e.g., lr.
• Remove xfail marks from some of tests/integration/cli/test_cli.py::test_otx_hpo_e2e.
• Implant optimizer and scheduler into efficientnet_b0 code as a test bed

Summary

How to test

Checklist

• I have added unit tests to cover my changes.​
• I have added integration tests to cover my changes.​
• I have added e2e tests for validation.
• 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

Attention: Patch coverage is 78.94737% with 20 lines in your changes are missing coverage. Please review.

Project coverage is 78.60%. Comparing base (2a70b74) to head (8454512).
Report is 10 commits behind head on develop.

❗ Current head 8454512 differs from pull request most recent head 25b0fbb. Consider uploading reports for the commit 25b0fbb to get more accurate results

Files	Patch %	Lines
src/otx/cli/install.py	25.00%	6 Missing ⚠️
src/otx/engine/hpo/hpo_api.py	16.66%	5 Missing ⚠️
src/otx/core/model/base.py	42.85%	4 Missing ⚠️
src/otx/core/optimizer/callable.py	89.47%	4 Missing ⚠️
src/otx/core/utils/jsonargparse.py	97.05%	1 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff             @@
##           develop    #3258      +/-   ##
===========================================
+ Coverage    75.70%   78.60%   +2.90%     
===========================================
  Files          179      182       +3     
  Lines        15165    15408     +243     
===========================================
+ Hits         11480    12111     +631     
+ Misses        3685     3297     -388     

Flag	Coverage Δ
py310	78.60% <78.94%> (+2.90%)	⬆️
py311	78.59% <78.94%> (+2.89%)	⬆️

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