Add XAI detection hook

[GalyaZalesskaya]

Summary

• Added DetClassProbabilityMapHook for detection models: ATSS, SSD, YOLOX
• Added tests for hook
• Small updates in setup_guide.md

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) 2023 Intel Corporation
# SPDX-License-Identifier: Apache-2.0

[GalyaZalesskaya]

After merging v2 code-quility checks are failing

[negvet]

I believe with this PR we can extend the scope for

training_extensions/tests/integration/cli/test_cli.py

Lines 149 to 167 in 96b6b2a

	def test_otx_explain_e2e(recipe: str, tmp_path: Path, fxt_accelerator: str) -> None:
	"""
	Test OTX CLI explain e2e command.
	Args:
	recipe (str): The recipe to use for training. (eg. 'classification/otx_mobilenet_v3_large.yaml')
	tmp_path (Path): The temporary path for storing the training outputs.
	Returns:
	None
	"""
	task = recipe.split("/")[-2]
	model_name = recipe.split("/")[-1].split(".")[0]
	if "_cls" not in task:
	pytest.skip("Supported only for classification tast.")
	if "deit" in model_name or "dino" in model_name:
	pytest.skip("Supported only for CNN models.")

What do you think?

[negvet]

Also please manually check if it works for some random model, if not yet

[GalyaZalesskaya]

I believe with this PR we can extend the scope for integration/test_cli.py

Thank you for the comment, I extended scope of e2e tests, here is the list of the tests

[negvet]

LGTM

[MarkByun]

LGTM