Revert "Correct corrected_pulses to 0 when negative"

This reverts commit 14c7c3d.

Author: bouwew

plugwise_usb/nodes/circle.py

@@ -1039,23 +1039,20 @@ def _calc_watts(self, pulses: int, seconds: int, nano_offset: int) -> float | No
             negative = True
             pulses_per_s = abs(pulses_per_s)
 
-        corrected_pulses = max(
-            0, 
-            seconds * (
+        corrected_pulses = seconds * (
+            (
                 (
-                    (
-                        ((pulses_per_s + self._calibration.off_noise) ** 2)
-                        * self._calibration.gain_b
-                    )
-                    + (
-                        (pulses_per_s + self._calibration.off_noise)
-                        * self._calibration.gain_a
-                    )
+                    ((pulses_per_s + self._calibration.off_noise) ** 2)
+                    * self._calibration.gain_b
+                )
+                + (
+                    (pulses_per_s + self._calibration.off_noise)
+                    * self._calibration.gain_a
                 )
-                + self._calibration.off_tot
             )
+            + self._calibration.off_tot
         )
-        if negative and corrected_pulses != 0:
+        if negative:
             corrected_pulses = -corrected_pulses
 
         return corrected_pulses / PULSES_PER_KW_SECOND / seconds * (1000)