Update high-availability-keepalived.md

Co-authored-by: Mike Jang <[email protected]>

Author: MV1205

content/nginx/deployment-guides/amazon-web-services/high-availability-keepalived.md

@@ -253,7 +253,6 @@ If the solution doesn’t work as expected, check the `keepalived` logs, which a
 ## Caveats
 
 - In most of our tests it took five to six seconds for the Elastic IP address to be reassigned.
-
 - Elastic IP address reassignment is not free; see [Amazon EC2 Pricing](https://aws.amazon.com/ec2/pricing/).
 
 - AWS API issues may prevent the Elastic IP from associating with the primary instance during flip-flopping or split-brain scenarios (though we couldn’t reproduce these in testing). If this happens, restart ‘keepalived’ on both instances.​​​​​​​​​​​​​​​​