Fix linux engines url

[spinto77]

Discovery on some customers after an update the engines on version 9.3HF16 were throwing errors. The error was in the construct of the engine swagger url where the two // before swagger don't work as an endpoint.

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Description

This pull request is to fix the issue were URI that have double / cause a failure on engine swagger.

References

Include supporting link to GitHub Issue/PR number

Testing

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Checklist

• I have added documentation for new/changed functionality in this PR (if applicable). If documentaiton is a Wiki Update, please indicate desired changes within PR MD Comment
• All active GitHub checks for tests, formatting, and security are passing
• The correct base branch is being used

[aarontesch-wcw]

This is still and issue, and there is an added issue with 9.4 not being supported, and with 9.5 on the horizon that should also be included in a future fix.