Melori Arellano e6c24e3d2d [DOCS] Add missing setting skip_unavailable to example
The example to delete a remote cluster is missing the `skip_unavailable` setting which results in an error:
```
        "type": "illegal_argument_exception",
        "reason": "missing required setting [cluster.remote.tiny-test.seeds] for setting [cluster.remote.tiny-test.skip_unavailable]"
```
2019-04-22 16:53:18 -04:00
..
2019-03-04 15:51:17 +01:00