Sast/reduce the authentication and long poll tcp timeouts luke

[LukeButters]

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Background

A rebase of https://github.com/OctopusDeploy/Halibut/pull/543 I think something went odd in the rebase so I pushed to a new branch.

Results

Fixes https://github.com/OctopusDeploy/Issues/issues/... (optional public issue)

Fixes https://github.com/OctopusDeploy/ResearchAndDevelopment/issues/... (optional private issue)

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Pre-requisites

• [ ] I have read How we use GitHub Issues for help deciding when and where it's appropriate to make an issue.
• [ ] I have considered informing or consulting the right people, according to the ownership map.
• [ ] I have considered appropriate testing for my change.