Add auth v2 e2e tests using PowerMax mount credentials

[xuluna]

Description

Add E2E tests that installs the Powermax driver using mount credentials and enables Authorization v2.

GitHub Issues

List the GitHub issues impacted by this PR:

GitHub Issue #
dell/csm#1614

Checklist:

• I have performed a self-review of my own code to ensure there are no formatting, vetting, linting, or security issues
• I have verified that new and existing unit tests pass locally with my changes
• 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
• I have maintained backward compatibility
• I have executed the relevant end-to-end test scenarios

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

[falfaroc]

question: I don't think we should update the environment variable in older releases because that change wouldn't be in the code parsing, right?

[falfaroc]

suggestion: Don't replace username and password (leave as -) so that there isn't any confusion with what needs to be added in the secret.