Container runtime checks

[micahlee]

Desired Outcome

The desired outcome of this PR is to add container runtime (Docker/Podman) checks to report on the version and configuration.

Implemented Changes

This PR provides a couple of cleanup and refactoring commits and then the new inspection checks as the last commit. It will be easiest to review by commit.

Connected Issue/Story

CyberArk internal issue ID: CNJR-480

Definition of Done

At least 1 todo must be completed in the sections below for the PR to be merged.

Changelog

• [x] The CHANGELOG has been updated, or
• [ ] This PR does not include user-facing changes and doesn't require a CHANGELOG update

Test coverage

• [x] This PR includes new unit and integration tests to go with the code changes, or
• [ ] The changes in this PR do not require tests

Documentation

• [ ] Docs (e.g. READMEs) were updated in this PR
• [ ] A follow-up issue to update official docs has been filed here: [insert issue ID]
• [x] This PR does not require updating any documentation

Behavior

• [x] This PR changes product behavior and has been reviewed by a PO, or
• [ ] These changes are part of a larger initiative that will be reviewed later, or
• [ ] No behavior was changed with this PR

Security

• [ ] Security architect has reviewed the changes in this PR,
• [ ] These changes are part of a larger initiative with a separate security review, or
• [x] There are no security aspects to these changes

[codeclimate[bot]]

Code Climate has analyzed commit 728262a4 and detected 0 issues on this pull request.

The test coverage on the diff in this pull request is 97.1% (50% is the threshold).

This pull request will bring the total coverage in the repository to 94.6% (0.3% change).

View more on Code Climate.