Update _index.md

minor edits

Author: Rajakavitha1

docs/guides/databases/postgresql/set-up-vectordbbench-benchmark-akamai-managed-postgresql/_index.md

@@ -22,7 +22,7 @@ Both resources need to be deployed in the same region.
 
 ## Before You Begin
 
-1.  If you have not already done so, create a Linode account and Compute Instance. Create a g6-standard-8 instance. See our [Getting Started with Linode](/docs/products/platform/get-started/) and [Creating a Compute Instance](/docs/products/compute/compute-instances/guides/create/) guides.
+1.  If you have not already done so, create an account and a `g6-standard-8` compute instance. See our [Getting Started with Linode](/docs/products/platform/get-started/) and [Creating a Compute Instance](/docs/products/compute/compute-instances/guides/create/) guides.
 
 1.  Follow our [Setting Up and Securing a Compute Instance](/docs/products/compute/compute-instances/guides/set-up-and-secure/) guide to update your system. You may also wish to set the timezone, configure your hostname, create a limited user account, and harden SSH access.