Update run clm no trainer.py and run mlm no trainer.py
Author: zhoutang776
Pull request: yes

# What does this PR do?

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Fixes issue in selecting `no_decay` parameters, we need to exclude "layer_norm.weight" not "LayerNorm.weight"

Fixes issue that `resume_step` will not be constructed properly when the user continues to train from a checkpoint with `gradient_accumulation_steps != 1`


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Comments:
_The documentation is not available anymore as the PR was closed or merged._

cc @muellerzr, would you like to take a look at this while Sylvain is away?