Links lead to nothing in set_acl section

[Andromelus]

Hello.

The three links given here lead to nothing.

These links are:

https://hdfscli.readthedocs.io/en/latest/api.html#id4 https://hdfscli.readthedocs.io/en/latest/api.html#id7 https://hdfscli.readthedocs.io/en/latest/api.html#id9