[Bug] missing meta template for ChatGLM2-6B

[cdpath]

Prerequisite

• [X] I have searched Issues and Discussions but cannot get the expected help.
• [X] The bug has not been fixed in the latest version.

Type

I'm evaluating with the officially supported tasks/models/datasets.

Environment

None

Reproduces the problem - code/configuration sample

None

Reproduces the problem - command or script

None

Reproduces the problem - error message

None

Other information

The official repo for ChatGLM2-6B provides:

def build_prompt(text):
    return "[Round {}]\n\n问：{}\n\n答：".format(1, text)

Is this intended to serve as a meta template?