[Cherry-Pick]Support Norm before Rope(#6332)

[K11OntheBoat]

Motivation

支持模型通过config变量来交换Attention之前的Rope和Norm计算顺序.

Modifications

支持模型通过config变量来交换Attention之前的Rope和Norm计算顺序.

Usage or Command

当config.json 中存在 "qk_norm_before_rope": true, 即可实现.

Accuracy Tests

结合具体模型评估

Checklist

• Add at least a tag in the PR title.
  • Tag list: [[FDConfig],[APIServer],[Engine], [Scheduler], [PD Disaggregation], [Executor], [Graph Optimization], [Speculative Decoding], [RL], [Models], [Quantization], [Loader], [OP], [KVCache], [DataProcessor], [BugFix], [Docs], [CI], [Optimization], [Feature], [Benchmark], [Others], [XPU], [HPU], [GCU], [DCU], [Iluvatar], [Metax]]
  • You can add new tags based on the PR content, but the semantics must be clear.
• Format your code, run pre-commit before commit.
• Add unit tests. Please write the reason in this PR if no unit tests.
• Provide accuracy results.
• If the current PR is submitting to the release branch, make sure the PR has been submitted to the develop branch, then cherry-pick it to the release branch with the [Cherry-Pick] PR tag.

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[paddle-bot]

Thanks for your contribution!

[codecov-commenter]

Codecov Report

❌ Patch coverage is 35.64356% with 65 lines in your changes missing coverage. Please review.
⚠️ Please upload report for BASE (release/2.4@499a272). Learn more about missing BASE report.

Files with missing lines	Patch %	Lines
fastdeploy/model_executor/layers/normalization.py	17.14%	29 Missing ⚠️
...executor/ops/triton_ops/qk_rmsnorm_fused_kernel.py	38.09%	26 Missing ⚠️
...el_executor/layers/attention/flash_attn_backend.py	0.00%	7 Missing ⚠️
...ecutor/layers/attention/flash_mask_attn_backend.py	0.00%	2 Missing ⚠️
...stdeploy/model_executor/ops/triton_ops/__init__.py	75.00%	1 Missing ⚠️

Additional details and impacted files

@@              Coverage Diff               @@
##             release/2.4    #6369   +/-   ##
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  Coverage               ?   56.92%           
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  Files                  ?      332           
  Lines                  ?    41461           
  Branches               ?     6310           
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  Hits                   ?    23602           
  Misses                 ?    16012           
  Partials               ?     1847           

Flag	Coverage Δ
GPU	56.92% <35.64%> (?)

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