Make the AZ list unique if it tries to bring both public and private …

[ivancasco-sg]

Make the AZ list unique if it tries to bring both public and private subnets

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Description

Please include a summary of the change and which issue it fixes. Here are some ideas you could include:

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• Related issues / dependencies / discussion
• Acceptance Criteria
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• Type of change
  • Bug fix
  • New feature
  • Code Cleanup
  • Library updates / upgrades
  • Refactoring

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