Fix producer formula test

The test was incorectly reading from the chp directly although there was
a meter in front of it, which should have been found first in the
search.
We have removed the creation of the chp meter such that the test now
runs correctly.

Signed-off-by: Matthias Wende <[email protected]>

Author: matthias-wende-frequenz

tests/timeseries/test_logical_meter.py

@@ -324,15 +324,12 @@ async def test_producer_power_no_pv_no_consumer_meter(
     ) -> None:
         """Test the producer power formula without pv and without consumer meter."""
         mockgrid = MockMicrogrid(grid_meter=False)
-        mockgrid.add_chps(1)
+        mockgrid.add_chps(1, True)
         await mockgrid.start(mocker)
 
         logical_meter = microgrid.logical_meter()
         producer_power_receiver = logical_meter.producer_power.new_receiver()
 
-        # As there is only one meter in the microgrid, the formula interprets it
-        # as main meter instead of chp meter, so it reads the power from the
-        # chp component directly.
         await mockgrid.mock_resampler.send_chp_power([2.0])
         assert (await producer_power_receiver.receive()).value == Power.from_watts(2.0)