[Midnightbsd-cvs] src: Makefile: add i915_suspend.c to the kernel module.

[laffer1 at midnightbsd.org]

Log Message:
-----------
add i915_suspend.c to the kernel module.

Modified Files:
--------------
    src/sys/modules/drm/i915:
        Makefile (r1.2 -> r1.3)
        (http://cvsweb.midnightbsd.org/src/sys/modules/drm/i915/Makefile?r1=1.2&r2=1.3)