Update adafruit_ina228.py

Author: BlitzCityDIY

adafruit_ina228.py

@@ -125,7 +125,7 @@ def __init__(self, i2c_bus, addr=0x40):
         self._shunt_res = 0
         self.reset()
         self.mode = Mode.CONTINUOUS_ALL
-        self.set_shunt(0.1, 2.0)
+        self.set_shunt(0.015, 10.0)
         self.conversion_time_bus = 150
         self.conversion_time_shunt = 280
         self.averaging_count = 16