re6st: fix OBS package for Archlinux

Shipping binaries in /usr/sbin fails because /usr/sbin is a symlink
to /usr/bin. Similarly, /lib is a symlink to /usr/lib.

https://wiki.archlinux.org/index.php/Frequently_asked_questions#Does_Arch_follow_the_Linux_Foundation's_Filesystem_Hierarchy_Standard_(FHS)?

obs/re6st/PKGBUILD.in

@@ -20,4 +20,8 @@ build() {
 package() {
 	cd "${srcdir}/${pkgname}-${pkgver}"
 	make DESTDIR="$pkgdir" PREFIX=/usr install
+	cd "$pkgdir/usr"
+	mv ../lib .
+	mv sbin/* bin
+	rmdir sbin
 }