Remove inclusion of brillo/daemons/daemon.h in process_reaper.*

This CL removes the unnecesary inclusion of brillo/daemons/daemon.h in
process_reaper.*, which don't use anything from daemons/daemons.h.

BUG=None
TEST=Remote trybot runs.

Change-Id: I424df0a2b5895d6a9d33be295a46eed018254bd9
Reviewed-on: https://chromium-review.googlesource.com/631616
Commit-Ready: Ben Chan <benchan@chromium.org>
Tested-by: Ben Chan <benchan@chromium.org>
Reviewed-by: Dan Erat <derat@chromium.org>
2 files changed