[WIP] support deepseek-v3

[yuanlehome]

Before submitting

• Lint code. If there are lint issues, please format the code first.

# Install and register `pre-commit` in the project folder
pip install pre-commit && pre-commit install

# Process previous code files separately
pre-commit run --file XXXX.py

• Add test cases into tests folder. If there are codecov issues, please add tests cases first.

PR types

PR changes

Description

[paddle-bot]

Thanks for your contribution!

[codecov]

Codecov Report

Attention: Patch coverage is 0.52356% with 760 lines in your changes missing coverage. Please review.

Project coverage is 52.21%. Comparing base (96856bd) to head (9621f28).

Files with missing lines	Patch %	Lines
.../experimental/transformers/deepseek_v2/modeling.py	0.00%	385 Missing ⚠️
...erimental/transformers/fused_transformer_layers.py	0.00%	331 Missing ⚠️
...dlenlp/experimental/transformers/qwen2/modeling.py	0.00%	27 Missing ⚠️
.../experimental/transformers/deepseek_v3/modeling.py	0.00%	7 Missing ⚠️
...enlp/experimental/transformers/generation_utils.py	0.00%	6 Missing ⚠️
.../experimental/transformers/deepseek_v2/__init__.py	0.00%	1 Missing ⚠️
.../experimental/transformers/deepseek_v3/__init__.py	0.00%	1 Missing ⚠️
paddlenlp/transformers/model_utils.py	0.00%	1 Missing ⚠️
paddlenlp/trl/llm_utils.py	0.00%	1 Missing ⚠️

❌ Your patch check has failed because the patch coverage (0.52%) is below the target coverage (80.00%). You can increase the patch coverage or adjust the target coverage.

Additional details and impacted files

@@             Coverage Diff             @@
##           develop    #9769      +/-   ##
===========================================
+ Coverage    51.88%   52.21%   +0.32%     
===========================================
  Files          734      734              
  Lines       118904   116451    -2453     
===========================================
- Hits         61697    60807     -890     
+ Misses       57207    55644    -1563     

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