Update GitHub Action `setup-azd` version to v2

[NanaXiong00]

Update azure/[email protected] to azure/setup-azd@v2 in the GitHub Actions workflow. As the Edgeio provider is retiring their CDN service effective January 15, 2025, the azure/[email protected] will be unsupported after this date.

For more details, please refer to the issue and PR:

• Refer to this issue for more context: https://github.com/Azure/azure-dev/issues/4661
• Refer to the ToDo templates PR changes: https://github.com/Azure/azure-dev/pull/4664

cc @manekinekko, @rajeshkamal5050