dstagger

LDAC shows only 96KHz as sample rate | support for other sampling rates

4

### Problem ``` $ bluealsa-cli info /org/bluealsa/hci0/dev_XXX/a2dpsrc/sink Device: /org/bluez/hci0/dev_XXX Sequence: 0 Transport: A2DP-source Mode: sink Running: true Format: S32_LE Channels: 2 Sampling: 96000 Hz