ci: Comment out nvidia repositories
Comments out nvidia repsositories to prevent them from trying to update
while they are currently offline
Resolves https://github.com/pytorch/pytorch/issues/74968
Signed-off-by: Eli Uriegas <eliuriegas@fb.com>
Pull Request resolved: https://github.com/pytorch/pytorch/pull/74982
Approved by: https://github.com/malfet
