fix: Prevent spans being swallowed by infinite startup span

Author: DiamondJoseph

src/blueapi/service/runner.py

@@ -71,7 +71,6 @@ def reload(self):
         self.start()
         LOGGER.info("Runner reloaded")
 
-    @start_as_current_span(TRACER)
     def start(self):
         environment_id = uuid.uuid4()
         try:

src/blueapi/worker/task_worker.py

@@ -378,7 +378,6 @@ def state(self) -> WorkerState:
         """
         return self._state
 
-    @start_as_current_span(TRACER)
     def run(self) -> None:
         """
         Run all tasks that are submitted to the worker. Blocks thread.