Move install of locate.rc to usr.bin/locate/locate/

This leverages CONFS to handle the install and purges an old comment.

Approved by:	re (blanket, pkgbase), bapt (mentor)
Differential Revision:	https://reviews.freebsd.org/D17215

etc/Makefile

@@ -26,10 +26,6 @@ BIN1=	\
 
 # NB: keep these sorted by MK_* knobs
 
-.if ${MK_LOCATE} != "no"
-BIN1+=	${SRCTOP}/usr.bin/locate/locate/locate.rc
-.endif
-
 .if ${MK_LPR} != "no"
 BIN1+=	hosts.lpd printcap
 .endif

usr.bin/locate/locate/Makefile

@@ -1,6 +1,7 @@
 #	@(#)Makefile	8.1 (Berkeley) 6/6/93
 # $FreeBSD$
 
+CONFS=	locate.rc
 PROG=	locate
 SRCS=	util.c locate.c
 CFLAGS+= -I${.CURDIR} -DMMAP # -DDEBUG (print time) -O2 (10% faster)
@@ -15,9 +16,5 @@ SCRIPTSNAME_${script}=	locate.${script:R}
 .endfor
 MLINKS+= locate.updatedb.8 updatedb.8
 
-# only /usr/src/etc/Makefile install files in /etc
-#	${INSTALL} -o root -g wheel -m 644 \
-#		${.CURDIR}/locate.rc ${DESTDIR}/etc
-
 .include "../../Makefile.inc"
 .include <bsd.prog.mk>