Revert ci user (#6934)

* use same ci user as viewer

* revert ci user

Author: lhoestq

tests/fixtures/hub.py

@@ -9,9 +9,9 @@
 from huggingface_hub.hf_api import HfApi, RepositoryNotFoundError
 
 
-CI_HUB_USER = "DSUser"
-CI_HUB_USER_FULL_NAME = "Dummy Datasets User"
-CI_HUB_USER_TOKEN = "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"
+CI_HUB_USER = "__DUMMY_TRANSFORMERS_USER__"
+CI_HUB_USER_FULL_NAME = "Dummy User"
+CI_HUB_USER_TOKEN = "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"
 
 CI_HUB_ENDPOINT = "https://hub-ci.huggingface.co"
 CI_HUB_DATASETS_URL = CI_HUB_ENDPOINT + "/datasets/{repo_id}/resolve/{revision}/{path}"