Role Module Changes

[meenakshidembi691]

Description

Added Role Module for PowerScale

Checklist:

• [ x ] I have performed a self-review of my own code to ensure there are no formatting, pep8, linting, or security issues
• [ x ] I have performed Ansible Sanity test using --docker default
• [ x ] I have verified that new and existing unit tests pass locally with my changes
• [ x ] I have not allowed coverage numbers to degenerate
• [ ] I have maintained at least 90% code coverage
• [ ] I have commented my code, particularly in hard-to-understand areas
• [ ] I have made corresponding changes to the documentation
• [ ] I have added tests that prove my fix is effective or that my feature works
• [ ] Backward compatibility is not broken

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 88.70968% with 63 lines in your changes missing coverage. Please review.

Project coverage is 82.37%. Comparing base (16d597e) to head (6655da7). Report is 2 commits behind head on main.

Files	Patch %	Lines
plugins/modules/role.py	84.00%	31 Missing and 21 partials :warning:
tests/unit/plugins/modules/test_role.py	96.34%	6 Missing :warning:
tests/unit/plugins/module_utils/mock_role_api.py	88.88%	4 Missing and 1 partial :warning:

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #84 +/- ## ========================================== + Coverage 80.66% 82.37% +1.70% ========================================== Files 107 116 +9 Lines 11432 12600 +1168 Branches 1678 1848 +170 ========================================== + Hits 9222 10379 +1157 + Misses 1675 1654 -21 - Partials 535 567 +32 ``` | [Flag](https://app.codecov.io/gh/dell/ansible-powerscale/pull/84/flags?src=pr&el=flags&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=dell) | Coverage Δ | | |---|---|---| | [units](https://app.codecov.io/gh/dell/ansible-powerscale/pull/84/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=dell) | `82.37% <88.70%> (+1.70%)` | :arrow_up: | Flags with carried forward coverage won't be shown. [Click here](https://docs.codecov.io/docs/carryforward-flags?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=dell#carryforward-flags-in-the-pull-request-comment) to find out more.

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