Add a ci to check typo

[yuxqiu]

@KD-7 I think we can add a ci to check for typos. Please see typos-cli.

It seems that the only thing we need to is to use its Github Action with files: truelearn.

[KD-7]

@KD-7 I think we can add a ci to check for typos. Please see typos-cli.

It seems that the only thing we need to is to use its Github Action with files: truelearn.

Sounds good to me , make sure you checkout the repo in the first step