examples/bluetooth: Fix incorrect value of BR/EDR flag in advertising.
examples/bluetooth: Fix incorrect value of BR/EDR flag in advertising.

According to Supplement to the Bluetooth Core Specification v8 Part A
1.3.1, to support BR/EDR the code should set the fifth bit (Simultaneous LE
and BR/EDR to Same Device Capable (Controller)) and fourth bit
(Simultaneous LE and BR/EDR to Same Device Capable (Host)) of the flag.

bvernoux/micropython,selste/micropython,adafruit/circuitpython,selste/micropython,pramasoul/micropython,bvernoux/micropython,bvernoux/micropython,kerneltask/micropython,pramasoul/micropython,bvernoux/micropython,MrSurly/micropython,adafruit/circuitpython,adafruit/circuitpython,kerneltask/micropython,pramasoul/micropython,adafruit/circuitpython,henriknelson/micropython,MrSurly/micropython,bvernoux/micropython,MrSurly/micropython,henriknelson/micropython,MrSurly/micropython,adafruit/circuitpython,kerneltask/micropython,pramasoul/micropython,kerneltask/micropython,henriknelson/micropython,adafruit/circuitpython,selste/micropython,selste/micropython,henriknelson/micropython,MrSurly/micropython,pramasoul/micropython,kerneltask/micropython,henriknelson/micropython,selste/micropython