Fix for a mode memory leak -- was still allocating memory for the energy allocator which was removed a while ago.
Fix for a mode memory leak -- was still allocating memory for the energy
allocator which was removed a while ago.

dezelin/celt,oneman/opus-oneman,dezelin/celt,mumble-voip/celt-0.7.0,Distrotech/celt,mumble-voip/celt-0.7.0,oneman/opus-oneman,Distrotech/celt,mumble-voip/celt-0.11.0,mumble-voip/celt-0.11.0,oneman/opus-oneman,dezelin/celt,Distrotech/celt,mumble-voip/celt-0.7.0,mumble-voip/celt-0.11.0