Refactor SSL auth connection configs

[yzhan289]

What does this PR do?

This PR refactors the code determining if SSL should be enabled for the IBM MQ check.

Motivation

Clarify when SSL is enabled.

Additional Notes

Review checklist (to be filled by reviewers)

• [ ] Feature or bugfix MUST have appropriate tests (unit, integration, e2e)
• [ ] PR title must be written as a CHANGELOG entry (see why)
• [ ] Files changes must correspond to the primary purpose of the PR as described in the title (small unrelated changes should have their own PR)
• [ ] PR must have changelog/ and integration/ labels attached

[codecov[bot]]

Codecov Report

Merging #12974 (ec69ca4) into master (07bda14) will increase coverage by 0.00%. The diff coverage is 92.85%.

Flag	Coverage Δ
ibm_mq	90.46% <92.85%> (+0.54%)	:arrow_up:

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