Octez client execute outbox message command.

Co-authored-by: NicNomadic <[email protected]>

docs/architecture/smart-rollups.mdx

@@ -161,7 +161,7 @@ The refutation period lasts 2 weeks on Mainnet; it can be different on other net
 Smart Rollups can generate transactions to run on layer 1, but those transactions do not run immediately.
 When a commitment includes layer 1 transactions, these transactions go into the Smart Rollup outbox and wait for the commitment to be cemented.
 
-After the commitment is cemented, clients can trigger transactions in the outbox with the Octez `execute outbox message` command.
+After the commitment is cemented, clients can trigger transactions in the outbox with the Octez client `execute outbox message` command.
 When they trigger a transaction, it runs like any other call to a smart contract.
 For more information, see [Triggering the execution of an outbox message](https://tezos.gitlab.io/shell/smart_rollup_node.html?highlight=triggering) in the Octez documentation.