Add timeout to _recv_reports_until()

This avoid tests hanging forever if for some reason the expected report
never comes, which can happen when there are bugs or the tests are
incorrect.

Signed-off-by: Leandro Lucarella <[email protected]>

Author: llucax

tests/timeseries/_ev_charger_pool/test_ev_charger_pool_control_methods.py

@@ -156,14 +156,13 @@ async def _recv_reports_until(
         """Receive reports until the given condition is met."""
         max_reports = 10
         ctr = 0
-        latest_report: EVChargerPoolReport | None = None
         while ctr < max_reports:
             ctr += 1
-            latest_report = await bounds_rx.receive()
-            if check(latest_report):
-                break
-
-        return latest_report
+            async with asyncio.timeout(10.0):
+                report = await bounds_rx.receive()
+            if check(report):
+                return report
+        return None
 
     def _assert_report(  # pylint: disable=too-many-arguments
         self,