chore(ingress): Remove extra spaces

Remove extra spaces to clean up deploy-an-app.md

Non breaking change.

Author: krisnova

src/quickstart/deploy-an-app.md

@@ -74,8 +74,6 @@ $ curl http://proper-barbecue.$hostname
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 ```
 
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 !!! note
         If you see a 404 error, make sure you specified your application name with `-a <appname>`!