E2E tests for powerflex driver in the minimal manifest file

[meggm]

Description

E2E test for the powerflex driver for Minimal Manifest filePowerflex driver standalone driver.txt

GitHub Issues

List the GitHub issues impacted by this PR:

GitHub Issue #
https://github.com/dell/csm/issues/1449

Checklist:

• [X] I have performed a self-review of my own code to ensure there are no formatting, vetting, linting, or security issues
• [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
• [X] 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
• [ ] I have maintained backward compatibility

How Has This Been Tested?

Please describe the tests that you ran to verify your changes. Please also list any relevant details for your test configuration

• [X] Run the E2E test
• Standalone driver E2E: Powerflex driver standalone driver.txt

Powerflex driver with Resiliency.txt

Powerflex driver with auth v2: powerflex_e2e_auth_v2.txt