musl: add ld-musl-mipsel.so.1 symlink (like in cross-*).

srcpkgs/musl/template

@@ -39,4 +39,7 @@ do_install() {
 	# Create xbps.d(5) arch override file
 	vmkdir usr/share/xbps.d
 	echo "architecture=${XBPS_TARGET_MACHINE}" > ${DESTDIR}/usr/share/xbps.d/musl-arch.conf
+	if [ "$XBPS_TARGET_MACHINE" = mipsel-musl ]; then
+		ln -s libc.so ${DESTDIR}/usr/lib/ld-musl-mipsel.so.1
+	fi
 }