QA: Apply isort suggestions.

Author: Gadgetoid

drv8830/__init__.py

@@ -1,7 +1,6 @@
-from i2cdevice import Device, Register, BitField
+from i2cdevice import BitField, Device, Register
 from i2cdevice.adapter import Adapter, LookupAdapter
 
-
 __version__ = '0.0.1'
 
 I2C_ADDR1 = 0x60  # Default, both select jumpers bridged (not cut)

examples/two-motors.py

@@ -1,6 +1,6 @@
 import time
-from drv8830 import DRV8830, I2C_ADDR1, I2C_ADDR2
 
+from drv8830 import DRV8830, I2C_ADDR1, I2C_ADDR2
 
 left = DRV8830(I2C_ADDR1)
 right = DRV8830(I2C_ADDR2)