Revert "meta-raspberrypi: Bump layer to include bluetooth support on rpi3"
Revert "meta-raspberrypi: Bump layer to include bluetooth support on rpi3"

This revert is done because meta-raspberrypi was already at the correct
commit. i.e. it already included the bluetooth support on rpi3

resin-os/resin-raspberrypi,resin-os/resin-raspberrypi