test(groups): add grants tests for groups API (#5403)

* first test with all the required setup

* v1 of test

* add primitive func and more test

* refactor read tests into a single top level

* move token generation to a function

* add test for creates

* add delete tests

* add update test

* only check for version and update_time

* move setup resource into testcase to support grants with specific ID

* add member tests

* add group-member test example with multiple actions

* remove duplicate group membership tests

* ran make gen

* fix missing parentID bug

* fix typo

* fix test names and add test cases

* switch from google/uuid to hashicorp/go-uuid

* add comment to groupmember tests

* small comment change

* pull shared test utility code from PR #5418

* refactor role grants out of authtoken package

* unexport utility function

* Remove dead code

* lint and make gen

* fix role cration logic

* fix password TestAccountFunc implementation

* implement TestAccountFunc for LDAP

* implement TestAccountFunc for OIDC

* implement TestUserFunc for managed groups

* use managed groups in grants test

* undo removal of authtoken.TestAuthTokenWithRoles for future refactor

* switch from list to map based test case for create tests

* undo merge mistakes

* fix merge mistakes

* lint

* add setup examples

* add output fields tests for getgroup

* reimplement with reflect

* add test for CreateGroup

* add all single resource action tests

* add list test

* rename function argument

* move AssertOutputFields to handlers package

* fix lint

* make gen

* use proto.Message instead of custom interface

* switch to hashicorp/go-uuid

* fix typo

* fix error message

* id= to ids=

* make generating test accounts more randomized

* Trigger CI checks

* refactor auth/iam grants test setup

* move a test to _test package

* lint

* minor comment fix

* use Id instead of ID

* make user/account setup in iam returns account instead of just account ID

* missed one change

* reorganize tests

* make gen

Author: bosorawis