Support Pytorch models for insert_xai API

[goodsong81]

[Changes]

• Support torch.nn.Module in addition to openvino.Model for insert_xai() API
  • ActivationMap / ReciproCAM / ViTReciproCAM methods
• Update dependencies / merge dev & val tox envs -> dev
• Rename test directories
• Unit tests
• Integration tests

[Future works]

• Feature layer auto detection
• Functional tests
• Refactoring
• Documentation + example

[codecov]

Codecov Report

Attention: Patch coverage is 97.05882% with 6 lines in your changes missing coverage. Please review.

Project coverage is 94.22%. Comparing base (f637a5f) to head (40d79fa).
Report is 1 commits behind head on develop.

Files with missing lines	Patch %	Lines
openvino_xai/methods/white_box/torch.py	96.64%	5 Missing ⚠️
openvino_xai/methods/factory.py	66.66%	1 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff             @@
##           develop      #61      +/-   ##
===========================================
+ Coverage    93.65%   94.22%   +0.57%     
===========================================
  Files           26       27       +1     
  Lines         1638     1817     +179     
===========================================
+ Hits          1534     1712     +178     
- Misses         104      105       +1     

Flag	Coverage Δ
dev-py310	94.22% <97.05%> (+0.57%)	⬆️

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[negvet]

Thanks for the cool upgrade, please see some questions below

[negvet]

What about a dedicated examples/torch/classification.py?

[GalyaZalesskaya]

Thank you for the great update. Left a few questions

[goodsong81]

What about a dedicated examples/torch/classification.py?

Sure, I also thought it would be good to have. I'll add one in the upcoming PR along with doc update.