Fix for wrongly saved upload_mode/remote_oid (#3113)

Co-authored-by: célina <[email protected]>

Author: 2 people

src/huggingface_hub/_local_folder.py

@@ -173,6 +173,7 @@ def save(self, paths: LocalUploadFilePaths) -> None:
 
                 if self.upload_mode is not None:
                     f.write(self.upload_mode)
+                f.write("\n")
 
                 if self.remote_oid is not None:
                     f.write(self.remote_oid)