[Bugfix] GR13 V3 SignIn Logs logic with consideration of retention period and misc. error handling update

[dutt0]

Overview/Summary

Updated the controls Break Glass Account Testing Cadence (M) which ensures that Break Glass accounts remain active and secure by monitoring the last login date.

This PR fixes/adds/changes/removes

This pull request

1. updates the logic flow as for GR13V3:
   • Collects BG UPN from the config,json
   • Validates BG accounts exist in config.json
   • Validates BG accounts' sign-in activity/log enabled
   • Retrieves last login dates for each UPN
   • Compliant if the date is within the last year
   • Non-compliant if otherwise
2. improves on the error handling in GSAAutomationRunbook file by using specific error handling for each section. (Reference context SCRv2.1.2 number 1, December2024)

Breaking Changes

N/A

Testing Evidence

Tested with test tenant pipeline run.

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)