Add exception-recovery for more long-running functions

These appear to be the only remaining long-running functions that
don't have their own exception handling.

Signed-off-by: Sahas Subramanian <[email protected]>

src/frequenz/sdk/microgrid/_data_sourcing/microgrid_api_source.py

@@ -18,6 +18,7 @@
     MeterData,
 )
 
+from ..._internal._asyncio import run_forever
 from ..._internal._channels import ChannelRegistry
 from ...microgrid import connection_manager
 from ...timeseries import Sample
@@ -460,7 +461,7 @@ async def _update_streams(
             self.comp_data_tasks[comp_id].cancel()
 
         self.comp_data_tasks[comp_id] = asyncio.create_task(
-            self._handle_data_stream(comp_id, category)
+            run_forever(lambda: self._handle_data_stream(comp_id, category))
         )
 
     async def add_metric(self, request: ComponentMetricRequest) -> None:

src/frequenz/sdk/microgrid/_power_managing/_power_managing_actor.py

@@ -15,6 +15,7 @@
 from frequenz.client.microgrid import ComponentCategory, ComponentType, InverterType
 from typing_extensions import override
 
+from ..._internal._asyncio import run_forever
 from ..._internal._channels import ChannelRegistry
 from ...actor import Actor
 from ...timeseries import Power
@@ -194,7 +195,7 @@ def _add_system_bounds_tracker(self, component_ids: frozenset[int]) -> None:
 
         # Start the bounds tracker, for ongoing updates.
         self._bound_tracker_tasks[component_ids] = asyncio.create_task(
-            self._bounds_tracker(component_ids, bounds_receiver)
+            run_forever(lambda: self._bounds_tracker(component_ids, bounds_receiver))
         )
 
     def _calculate_shifted_bounds(