[Models]Add pp for chatglmv2

[SevenSamon]

PR types

New features

PR changes

[Models]

Description

add pp for chatglmv2

[paddle-bot[bot]]

Thanks for your contribution!

[codecov[bot]]

Codecov Report

Attention: Patch coverage is 27.64706% with 123 lines in your changes missing coverage. Please review.

Project coverage is 53.21%. Comparing base (907ad20) to head (8fc4c8a). Report is 24 commits behind head on develop.

Files with missing lines	Patch %	Lines
paddlenlp/transformers/chatglm_v2/modeling_pp.py	21.33%	118 Missing :warning:
paddlenlp/transformers/chatglm_v2/modeling.py	78.57%	3 Missing :warning:
...p/experimental/transformers/chatglm_v2/modeling.py	0.00%	2 Missing :warning:

Additional details and impacted files

```diff @@ Coverage Diff @@ ## develop #9043 +/- ## =========================================== - Coverage 53.26% 53.21% -0.05% =========================================== Files 652 654 +2 Lines 105615 105775 +160 =========================================== + Hits 56254 56293 +39 - Misses 49361 49482 +121 ```

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