feat: convert foreman service to docket perpetual function (#19741)

Co-authored-by: Claude <[email protected]>

Author: zzstoatzz

src/prefect/server/services/base.py

@@ -38,15 +38,13 @@ def _known_service_modules() -> list[ModuleType]:
     )
     from prefect.server.logs import stream as logs_stream
     from prefect.server.services import (
-        foreman,
         scheduler,
         task_run_recorder,
         telemetry,
     )
 
     return [
         # Orchestration services
-        foreman,
         scheduler,
         task_run_recorder,
         telemetry,