Make DNS name unique for each deployment

[glahaye]

Purpose

• More than a single ACI deployment can live in each region with this change

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

• Get the code
• Deploy to multiple resource groups within the same region

[tawalke]

This may be already covered in ARM template using function to add to name within character restriction which was reviewed previously. Will verify this is the case for both the ARM & bicep template.

Thanks.