Your firmware file isn't named correctly
sudo mv /lib/firmware/brcm/BCM43142A0-105b:e065.hcd /lib/firmware/brcm/BCM43142A0-105b-e065.hcd
Then try Pilot6's fix
Your firmware file isn't named correctly
sudo mv /lib/firmware/ brcm/BCM43142A0 -105b:e065. hcd /lib/firmware/ brcm/BCM43142A0 -105b-e065. hcd
Then try Pilot6's fix