stm32/mpconfigport.h: Make "framebuf" module configurable by a board.
stm32/mpconfigport.h: Make "framebuf" module configurable by a board.

bvernoux/micropython,bvernoux/micropython,pozetroninc/micropython,trezor/micropython,selste/micropython,kerneltask/micropython,adafruit/circuitpython,trezor/micropython,MrSurly/micropython,adafruit/circuitpython,tobbad/micropython,pramasoul/micropython,henriknelson/micropython,pozetroninc/micropython,MrSurly/micropython,pozetroninc/micropython,tobbad/micropython,adafruit/circuitpython,selste/micropython,henriknelson/micropython,selste/micropython,henriknelson/micropython,MrSurly/micropython,pramasoul/micropython,MrSurly/micropython,pramasoul/micropython,pfalcon/micropython,pfalcon/micropython,pfalcon/micropython,tobbad/micropython,kerneltask/micropython,pozetroninc/micropython,selste/micropython,kerneltask/micropython,MrSurly/micropython,bvernoux/micropython,adafruit/circuitpython,kerneltask/micropython,bvernoux/micropython,adafruit/circuitpython,pfalcon/micropython,trezor/micropython,henriknelson/micropython,adafruit/circuitpython,trezor/micropython,pfalcon/micropython,tobbad/micropython,pramasoul/micropython,tobbad/micropython,selste/micropython,bvernoux/micropython,pozetroninc/micropython,pramasoul/micropython,trezor/micropython,kerneltask/micropython,henriknelson/micropython