Fix custom application deployment IM-896

[prateek-ct]

Link to the Jira issue

https://commercetools.atlassian.net/browse/IM-896

Description and context

Fixing guidance on how to deploy Custom application on connect

Type of change

• Bug fix (non-breaking change which fixes an issue)

Brief description of the solution

Fixing guidance on how to deploy Custom application on connect

[changeset-bot]

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Latest commit: 345fc1f

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