hid: add opt_hid.h to modules that use HID_DEBUG

Submitted by: Greg V <greg_AT_unrelenting_DOT_technology>
Reviewed by: imp, wulf
MFC after: 1 week
Differential revision: https://reviews.freebsd.org/D28995

(cherry picked from commit 6241b57131a60bc2bd0eda41c145aa9659c2886b)