Remove ofwbootfd from sparc64 release dir since nobody will need it.

Requested by deraadt.

src/etc/etc.sparc64/Makefile.inc

@@ -1,10 +1,10 @@
-#	$OpenBSD: Makefile.inc,v 1.13 2014/11/26 08:21:03 stsp Exp $
+#	$OpenBSD: Makefile.inc,v 1.14 2014/11/27 12:36:49 stsp Exp $
 
 KERNELS += GENERIC.MP bsd.mp
 
 bootblocks:
-	cp ${DESTDIR}/usr/mdec/*boot* ${RELEASEDIR}
+	cp ${DESTDIR}/usr/mdec/{bootblk,ofwboot,ofwboot.net} ${RELEASEDIR}
 
 MDEXT=	bsd.rd cd${OSrev}.iso \
 	miniroot${OSrev}.fs floppy${OSrev}.fs floppyB${OSrev}.fs \
-	bootblk ofwboot ofwboot.net ofwbootfd
+	bootblk ofwboot ofwboot.net