Move WITHOUT_SOURCELESS_* files to sys/conf/ in order to avoid "universe"

target processing them as if they were standalone kernel config files.

Approved by:	kib (mentor)
MFC after:	5 days

sys/i386/conf/WITHOUT_SOURCELESS

@@ -1,7 +0,0 @@
-#
-# WITHOUT_SOURCELESS -- Disable drivers that include sourceless code.
-#
-# $FreeBSD$
-
-include WITHOUT_SOURCELESS_HOST
-include WITHOUT_SOURCELESS_UCODE

sys/i386/conf/WITHOUT_SOURCELESS_HOST

@@ -1,10 +0,0 @@
-#
-# WITHOUT_SOURCELESS_UCODE -- Disable drivers that include sourceless
-# native code for host CPU.
-#
-# $FreeBSD$
-
-nodevice	hpt27xx
-nodevice	hptmv
-nodevice	hptrr
-nodevice	nve

sys/i386/conf/WITHOUT_SOURCELESS_UCODE

@@ -1,41 +0,0 @@
-#
-# WITHOUT_SOURCELESS_UCODE -- Disable drivers that include sourceless
-# microcode.
-#
-# $FreeBSD$
-
-nodevice	adw
-nodevice	bce
-nodevice	fatm
-nodevice	fxp
-nodevice	ispfw
-nodevice	mwlfw
-nodevice	ralfw
-nodevice	runfw
-nodevice	sf
-nodevice	sn
-nodevice	ti
-nodevice	txp
-nodevice	ce
-nodevice	cp
-nodevice	ctau
-nodevice	ipwfw
-nodevice	iwifw
-nodevice	iwnfw
-nodevice	wpifw
-
-# drm
-nodevice	mga
-nodevice	r128
-nodevice	radeon
-
-# sound
-nodevice	csa
-nodevice	ds1
-nodevice	maestro3
-
-# usb
-nodevice	rum
-nodevice	uath
-nodevice	zyd
-nodevice	kue