osmux: Remove extra newline from the osmux log message

<000b> osmux.c:177 Cannot find endpoint with cid=7
!
<000b> osmux.c:253 Cannot find an endpoint for circuit_id=7

The extra newline and '!' do not provide any extra value and
make reading the output more difficult. Just remove it.
1 file changed
tree: 40bfa946e8c7891a23051121d267821aa4487bdc
  1. debian/
  2. hlrsync/
  3. linux-kernel/
  4. openbsc/
  5. wireshark/
  6. README