connman: Create ${sysconfdir} for systemd images

Depending on what set of PACKAGECONFIG options you have, ${sysconfdir} may not
have been created.

(From OE-Core rev: ac582cb1f2b5b75695b69b07925257c335a76861)

Signed-off-by: Alex Kiernan <alex.kiernan@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/recipes-connectivity/connman/connman_1.44.bb

@@ -115,6 +115,7 @@ do_install:append() {
 
 	# For read-only filesystem, do not create links during bootup
 	if ${@bb.utils.contains('DISTRO_FEATURES','systemd','true','false',d)}; then
+		install -d ${D}${sysconfdir}
 		ln -sf ../run/connman/resolv.conf ${D}${sysconfdir}/resolv-conf.connman
 	fi
 }