Disable bitbangio on CPX Crickit so we have room for lower_power.

Enable pixelbuf in its place because we'll need it soon.

Author: tannewt

ports/atmel-samd/boards/circuitplayground_express_crickit/mpconfigboard.mk

@@ -12,10 +12,11 @@ EXTERNAL_FLASH_DEVICES = "S25FL216K, GD25Q16C"
 
 # Turn off features and optimizations for Crickit build to make room for additional frozen libs.
 LONGINT_IMPL = NONE
+CIRCUITPY_BITBANGIO = 0
 CIRCUITPY_DISPLAYIO = 0
 CIRCUITPY_FREQUENCYIO = 0
 CIRCUITPY_I2CSLAVE = 0
-CIRCUITPY_PIXELBUF = 0
+CIRCUITPY_PIXELBUF = 1
 CIRCUITPY_RTC = 0
 
 SUPEROPT_GC = 0