rtp-amr: TCH/AHS Uplink: FACCH/H During DTX
rtp-amr: TCH/AHS Uplink: FACCH/H During DTX

New chapter contributed by Nutaq:
* TCH/AHS Uplink: FACCH/H During DTX operation

Change-Id: I4a9c58e02dcfeb388ff3a30ba321ea3cec325518

osmocom/osmo-bts,osmocom/osmo-bts,osmocom/osmo-bts