docs: natively display status for created FP (#237)

closes: #172

Previously In the docs we asked the operators to look at the bbn chain
to verify the hash. I added this instruction so they can see their
status, which is what we ultimately wanted them to check with the
verification of the hash

docs/finality-provider-operation.md

@@ -574,11 +574,18 @@ to:
   the network for double signing (signing conflicting blocks at the same height). 
   This state is irreversible.
 
+To check the status of a finality provider, you can use the following command:
+
+```shell
+fpd finality-provider-info <hex-string-of-eots-public-key>
+```
+This will return the same response as the `create-finality-provider` 
+command but you will be able to check in real time the status of the 
+finality provider.
+
 For more information on statuses please refer to diagram in the core documentation 
 [fp-core](fp-core.md).
 
-<!-- vitsalis: TODO: native way of showing the finality provider has the statuses -->
-
 After successful registration, you may start the finality provider instance
 by running:
 ```shell