ADD Dependancy on IdentityCommand module

[pspete]

Description

Abstracts all Privilege Cloud Shared Services authentication operations to the IdentityCommand module.

• Updates & Breaking Change
  • New-PASSession
  • All Privilege Cloud Shared Services Authentication via the CyberArk Identity Platform now requires use of the pspete IdentityCommand module.
  • Adds Identity User Authentication, using the IdentityCommand module to satisfy Identity MFA challenges and obtain required authentication token to use against Privileged Cloud Shared Services.
  • Adds logic to determine correct Identity tenant URL based on provided Privileged Cloud Subdomain value.
  • Both Privileged Cloud API URL & Identity Portal URL are required to be specified if subdomain value is not provided.

Required Parameter changes in New-PASSession make this a breaking change for Shared Services authentication flows. PAS Self-Hosted flows are unaffected.

Fixes #

Type of change

• [ ] Bug fix (non-breaking change which fixes an issue)
• [ ] New feature (non-breaking change which adds functionality)
• [X] Breaking change (fix or feature that makes existing functionality work differently)
• [X] Documentation update (psPAS website or command help content)
• [ ] Other (see description)

How Has This Been Tested?

• [ ] Pester test(s) update required
• [X] Pester test(s) updated
• [X] Pester test(s) passing

Test Configuration:

• PowerShell version: 7
• CyberArk PAS version: 13.2
• OS Version: Win 11

Checklist:

• [X] My code follows the style guidelines of this project
• [X] I have followed the contributing guidelines.
• [X] I have commented my code, particularly in hard-to-understand areas
• [X] I have made corresponding changes to the documentation
• [X] My changes generate no new test failures or errors
• [X] I have added tests that prove my fix is effective or that my feature works
• [X] New and existing unit tests pass locally with my changes
• [ ] I have opened & linked a related issue
• [ ] I have linked a related issue