add mtp attn mask and layer mask

[weiyixuanxx]

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!

[CLAassistant]

All committers have signed the CLA.

[codecov-commenter]

Codecov Report

❌ Patch coverage is 83.58209% with 11 lines in your changes missing coverage. Please review.
⚠️ Please upload report for BASE (develop@86ec329). Learn more about missing BASE report.

Files with missing lines	Patch %	Lines
paddleformers/datasets/collate.py	83.58%	11 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             develop    #4343   +/-   ##
==========================================
  Coverage           ?   38.91%           
==========================================
  Files              ?      474           
  Lines              ?    90130           
  Branches           ?        0           
==========================================
  Hits               ?    35078           
  Misses             ?    55052           
  Partials           ?        0           

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[weiyixuanxx]

test

[weiyixuanxx]

/re-run all-failed

[weiyixuanxx]

/re-run all-failed

[weiyixuanxx]

/re-run all-failed