Modify the BAP Broadcast source sample to use the next USB stack.
For simplicity, the changes are minimum and will still do the
same downsampling, and thus use a fixed 48KHz audio input.
Signed-off-by: Emil Gydesen <emil.gydesen@nordicsemi.no>
Modify the BAP and PBP samples to start with the profile name
(BAP or PBP) and the role of the sample.
Signed-off-by: Emil Gydesen <emil.gydesen@nordicsemi.no>