gbproxy: Fix rate counter group leak in peer_free()

This also frees the counter group pointed to by peer->ctrg when the
peer gets freed.

Sponsored-by: On-Waves ehf
1 file changed
tree: e7c2415836696e16af545488112b180aa4d3958a
  1. debian/
  2. hlrsync/
  3. linux-kernel/
  4. openbsc/
  5. wireshark/
  6. README