Rmv submodule.base Repo assert

Author: Yobmod

git/objects/submodule/base.py

@@ -425,7 +425,7 @@ def add(cls, repo: 'Repo', name: str, path: PathLike, url: Union[str, None] = No
                 raise ValueError("A URL was not given and a repository did not exist at %s" % path)
             # END check url
             mrepo = sm.module()
-            assert isinstance(mrepo, Repo)
+            # assert isinstance(mrepo, git.Repo)
             urls = [r.url for r in mrepo.remotes]
             if not urls:
                 raise ValueError("Didn't find any remote url in repository at %s" % sm.abspath)