Increase sample_rate in some formula tests to reduce flakiness

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

Author: shsms

tests/timeseries/_formula_engine/test_formula_composition.py

@@ -23,7 +23,7 @@ async def test_formula_composition(  # pylint: disable=too-many-locals
         mocker: MockerFixture,
     ) -> None:
         """Test the composition of formulas."""
-        mockgrid = MockMicrogrid(grid_side_meter=False, sample_rate_s=0.15)
+        mockgrid = MockMicrogrid(grid_side_meter=False, sample_rate_s=0.2)
         mockgrid.add_batteries(3)
         mockgrid.add_solar_inverters(2)
         await mockgrid.start(mocker)

tests/timeseries/test_ev_charger_pool.py

@@ -46,7 +46,7 @@ async def test_state_updates(self, mocker: MockerFixture) -> None:
         async def check_states(
             expected: dict[int, EVChargerState],
         ) -> None:
-            await asyncio.sleep(0.02)
+            await asyncio.sleep(0.05)
             for comp_id, exp_state in expected.items():
                 assert state_tracker.get(comp_id) == exp_state