feat(examples/*): enhance spoke vms - enable ssm-agent

[lstadnik]

Description

The ssm-agent needs to be presented in every spoke VM to access from session manager. The proper role was attached.

Motivation and Context

47

How Has This Been Tested?

The loop waits for Internet connection for yum update - The ssm-agent needs public endpoint as well.

Screenshots (if appropriate)

Types of changes

• New feature (non-breaking change which adds functionality)

Checklist

• [x] I have updated the documentation accordingly.
• [ ] I have read the CONTRIBUTING document.
• [ ] I have added tests to cover my changes if appropriate.
• [ ] All new and existing tests passed.

[lstadnik]

/idempotence paths="examples/combined_design examples/combined_design_autoscale examples/isolated_design examples/isolated_design_autoscale"

Testing job ID: 9807409441 Job result: SUCCESS