py/obj.h: Fix math.e constant for nan-boxing builds.
py/obj.h: Fix math.e constant for nan-boxing builds.

Due to a typo, math.e was too small by around 6e-11.

pozetroninc/micropython,henriknelson/micropython,MrSurly/micropython,MrSurly/micropython,adafruit/micropython,trezor/micropython,bvernoux/micropython,trezor/micropython,ryannathans/micropython,dmazzella/micropython,henriknelson/micropython,adafruit/micropython,bvernoux/micropython,pozetroninc/micropython,kerneltask/micropython,trezor/micropython,selste/micropython,swegener/micropython,tobbad/micropython,adafruit/circuitpython,swegener/micropython,pramasoul/micropython,pramasoul/micropython,pfalcon/micropython,trezor/micropython,adafruit/micropython,bvernoux/micropython,tralamazza/micropython,pozetroninc/micropython,bvernoux/micropython,henriknelson/micropython,dmazzella/micropython,pfalcon/micropython,ryannathans/micropython,tobbad/micropython,tralamazza/micropython,dmazzella/micropython,adafruit/micropython,selste/micropython,adafruit/circuitpython,ryannathans/micropython,henriknelson/micropython,kerneltask/micropython,tralamazza/micropython,pramasoul/micropython,adafruit/micropython,swegener/micropython,pramasoul/micropython,pozetroninc/micropython,ryannathans/micropython,henriknelson/micropython,kerneltask/micropython,MrSurly/micropython,MrSurly/micropython,tobbad/micropython,trezor/micropython,ryannathans/micropython,selste/micropython,adafruit/circuitpython,pfalcon/micropython,tobbad/micropython,pramasoul/micropython,tralamazza/micropython,selste/micropython,MrSurly/micropython,kerneltask/micropython,pfalcon/micropython,adafruit/circuitpython,pfalcon/micropython,tobbad/micropython,swegener/micropython,bvernoux/micropython,pozetroninc/micropython,selste/micropython,adafruit/circuitpython,dmazzella/micropython,kerneltask/micropython,swegener/micropython,adafruit/circuitpython