f2fs-tools: add queue.h for musl

Forgot to copy the queue.h file for musl when switching to
a distfiles download.

srcpkgs/f2fs-tools/template

@@ -20,5 +20,10 @@ checksum="
 
 pre_configure() {
 	patch -Np1 < ../f2fs-tools-allow-to-build-without-libselinux.patch
+	case "$XBPS_TARGET_MACHINE" in
+	*-musl)
+		mkdir -p include/sys
+		cp ${FILESDIR}/queue.h include/sys
+	esac
 	autoreconf -fi
 }