application.create: Allow specifying the uuid of the new application

[thgreasi]

Change-type: minor See: https://balena.zulipchat.com/#narrow/stream/345889-balena-io.2Fos/topic/Two.20supervisors/near/456618269

Resolves: # HQ: See: Depends-on: Change-type: major|minor|patch

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Contributor checklist

• [ ] Includes tests
• [ ] Includes typings
• [ ] Includes updated documentation
• [ ] Includes updated build output