fix: repo_config var in github client (#75)

Author: christinewangcw

src/codegen/git/clients/github_client.py

@@ -38,7 +38,7 @@ def from_token(cls, token: str | None = None) -> Self:
         return gh_wrapper
 
     def _create_client_for_repo(self, repo_config: RepoConfig) -> Github:
-        token = get_token_for_repo_config(repo_config=repo_config, github_type=self.type)
+        token = get_token_for_repo_config(github_type=self.type)
         return Github(token, base_url=self.base_url)
 
     def _get_client_for_scope(self, github_scope: GithubScope) -> Github: