Fix ValidateAzCloud ADO pipeline

[jfaurskov]

Overview/Summary

Fix issue with current pipeline where empty variables reference is causing ADO fail.

This PR fixes/adds/changes/removes

1. Remove variables: from line 206

Breaking Changes

N/A

Testing Evidence

N/A pipeline is failing only on this.

As part of this Pull Request I have

• Read the Contribution Guide and ensured this PR is compliant with the guide
• Checked for duplicate Pull Requests
• Associated it with relevant GitHub Issues
• (ALZ Bicep Core Team Only) Associated it with relevant ADO Items
• Ensured my code/branch is up-to-date with the latest changes in the main branch
• Performed testing and provided evidence.
• Updated one or more of the following tests (if required)
  • Unit
  • Linting
  • E2E (End-To-End)
  • ValidateAzCloud (Base validation in Azure Cloud)
• Updated relevant and associated documentation (e.g. Contribution Guide, Module READMEs, Wiki Docs etc.)
• If relevant, created or updated Code Tours here

[jfaurskov]

/azp run E2E

[azure-pipelines]

Azure Pipelines successfully started running 1 pipeline(s).