ServiceEndpoint can now use HalibutTimeoutsAndLimits

[LukeButters]

Background

Addresses a TODO left over in https://github.com/OctopusDeploy/Halibut/pull/427

[SC-45207]

Related to https://github.com/OctopusDeploy/Issues/issues/8266

How to review this PR

Quality :heavy_check_mark:

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.

[shortcut-integration[bot]]

This pull request has been linked to Shortcut Story #45207: Improve Halibut to support testing with different TCP timeouts, allowing tests to control timeouts.