Integration of local IUserManager

[Grant-Archibald-MS]

Pull Request Template

Description

Adding new IUserManager implementation for local resource tests that do not need web based authentication

Checklist

• The code change is covered by unit tests. I have added tests that prove my fix is effective or that my feature works
• I have performed end-to-end test locally.
• New and existing unit tests pass locally with my changes
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• My changes generate no new warnings
• I used clear names for everything
• I have performed a self-review of my own code

[snamilikonda]

maybe this needs the base to be integration before hand for pipeline to have access to integration resource