Refine description and wording in sequencer node deployment guide

Author: krofax

pages/operators/chain-operators/deploy/sequencer-node.mdx

@@ -1,7 +1,7 @@
 ---
 title: Spinning up the sequencer
 lang: en-US
-description: Learn how to spin up a single sequencer node for your chain after verifying L1 smart contract deployment.
+description: Spin up a single sequencer node after verifying L1 smart-contract deployment.
 content_type: tutorial
 topic: spinning sequencer
 personas:
@@ -38,7 +38,7 @@ The sequencer is responsible for:
 
 ### Essential requirements 
 
-Before spinning up your sequencer, ensure you have completed these steps:
+Before spinning up your sequencer, complete the following steps:
 
 **1. Successful L1 contract deployment:**