add parent to dataflowEndpoint resource

[bdlb77]

Purpose

• ...

Does this introduce a breaking change?

[ ] Yes
[X] No

Pull Request Type

What kind of change does this Pull Request introduce?

[X] Bugfix
[ ] Feature
[ ] Code style update (formatting, local variables)
[ ] Refactoring (no functional changes, no api changes)
[ ] Documentation content changes
[ ] Other... Please describe:

How to Test

Follow the Guide listed here:

https://learn.microsoft.com/en-us/azure/iot-operations/get-started-end-to-end-sample/quickstart-configure?tabs=bash#configure-your-cluster

What to Check

Bicep Deployment Works by following the quickstart deployment scripts .

Other Information

Fixes #124

[dominicbetts]

@bdlb77 - please see my comments in the related issue about why I think this PR isn't needed. Thanks.