[Delivers #43555619 #43555611 #43555609] Added Missing Identity Tests: GetTenents, ListCredencials, GetCredencials
Merge pull request #8 from alanquillin/AddMissingIdentityTests_GetTenants_ListCredencials_GetUserCredentials

[Delivers #43555619 #43555611 #43555609] Added Missing Identity Tests: GetTenents, ListCredentials, GetCredentials