[2pt] feedback: API reference | No "unavailable" field in the example

[TarantoolBot]

Root document: https://www.tarantool.io/en/doc/latest/reference/reference_rock/vshard/vshard_api/#router-api-info

#Details

<…>s known to the router and available for read and write requests
|unavailable| – the number of buckets known to the router but unavailable for<…>

https://www.tarantool.io/en/doc/latest/reference/reference_rock/vshard/vshard_api/#router-api-info

а где unknown? и почему в примере нет unavailable?

[patiencedaur]

Duplicate of #2273