ratectr: move rate counter definitions into mgcp_ratectr.h

The rate counter definition (enums) are still in mgcp.h.
Lets move them to mgcp_ratectr.h since it makes more sense
to keep them there.

Change-Id: Id37f66673bc20f9c2cc47a6b44cdfe75f728b936
Related: OS#2659
2 files changed