Revert "Bluetooth related systemd services are now enabled by default"

This reverts commit cacc4598b080f6c119b0dc0e77439013baa89536.
Revert "Automatically start Bluetooth Service if present."

This reverts commit 9e5dd9bacc989784aadf0c1c5419515a10883869.
Revert "Automatically connect to bluetooth on UART1"

This reverts commit 1ae1c55783128c00bafc7ea948e6c37c5075dc15.