weaved: Remove handler for base.reboot command

Since libweave no longer has the 'base' trait, its 'reboot' and
'identify' commands are removed too.

Delete the command handler for 'base.reboot' or else weaved just
crashes at startup (with 'unknown command' error).

Change-Id: Ic5cba6bccfc4d8d652b7c67a30f1c5ed3f608fc2
2 files changed