P3 s4 cli updates (#246)

* P3S4-cli-api-node-update

* --conway-era flag removal

blog/2023-09-12-node-cli-api.md

@@ -18,8 +18,7 @@ CLI continues on its migration to a era-based top-level commands. This sprint we
 
 We are moving the `drep delegation-certificate` to the stake-address command so delegating to a drep is done via  `stake-addres vote-delegation-certificate`. Along the same lines, we are renaming
 `stake-address delegation-certificate` (delagating to a stake pool) to `stake-address stake-delegation-certificate` to distinguish between stake delegation to a pool and votes delegation to a drep. On top
-of that, there is a new type of delegation certificate to delegate (stake) to a stake pool and (votes) to a drep simultaneosuly `stake-address stake-and-vote-delegation-certificate`. Note that change is not included on  8.3 but will come on 8.4
-
+of that, there is a new type of delegation certificate to delegate (stake) to a stake pool and (votes) to a drep simultaneosuly `stake-address stake-and-vote-delegation-certificate`. Note that change is not included on  8.3 but will come on 8.4.
 Removing `--conway-era` flag from all the `transaction` sub-commands.
 
 Update description fields in delegation certificates from `Stake Address Delegation Certificate` to respectively (Conway onwards):