Parameterize the model version based on the region

[mbilalamjad]

No description provided.

[ckittel]

az cognitiveservices model list -l $LOCATION --query "sort([?model.name == 'gpt-35-turbo' && kind == 'OpenAI'].model.version)[-1]" -o tsv

In addition to implementing this, we need to call out that IaC shouldn't have dynamic parameters like this, all versions should be statically set for consistency between deployments. This is just a short cut for this walkthrough to avoid per-location variance.