Azure Devops pipeline to Github workflow Migration

[singhgss]

Overview/Summary

This PR brings Github development pipeline for Azure CAC Solutions. [CSPM-9]
Replace this with a brief description of what this Pull Request fixes, changes, etc.

1. Logs In to ENT tenant using federated identity and uses azure sign tool to use cert from ENT keyVault to sign all PowerShell scripts and modules.
2. Validates Code Signatures
3. Tests module Imports
4. Zip all signed modules.
5. Logs In to Test tenant using federated identity
6. Stages Signed Modules in a Storage Account.
7. Pre Clean any previous CAC Solution Installed in the Tenant.
8. Deploys CAC to Test Tenant.
9. Wait for runbooks (main and backend) to finish successful run.
10. It also fixes issue CSPM-3, CSPM-4

Breaking Changes

N/A

Testing Evidence

As part of this Pull Request I have

• Checked for duplicate Pull Requests
• Associated it with relevant GitHub Issues
• Ensured my code/branch is up-to-date with the latest changes in the main branch
• Performed testing and provided evidence.
• Updated relevant and associated documentation.
• Ensure PowerShell module versions have been updated (manually or with the ./tools/Update-ModuleVersions.ps1 script)

[alalvi00]

Looks good to me as the checks have passed. Great work on the cert signing!

[dutt0]

Looks good. Great work on the development pipeline.