Put _bleio back in for Matrix Portal M4 build #6152
Description
CircuitPython version
Adafruit CircuitPython 7.2.1 on 2022-03-14; Adafruit Matrix Portal M4 with samd51j19Code/REPL
import _bleioBehavior
Adafruit CircuitPython 7.2.1 on 2022-03-14; Adafruit Matrix Portal M4 with samd51j19
>>> import _bleio
ImportError: no module named '_bleio'
>>> Description
see above
Additional information
Introduced here:
#6043
Needed to use ESP32 module for BLE
https://learn.adafruit.com/adafruit-matrixportal-m4/circuitpython-ble