connman: enable systemd unit-files installation

Signed-off-by: Samuel Martin <s.martin49@gmail.com>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/connman/connman.mk

@@ -18,7 +18,8 @@ CONNMAN_CONF_OPT += --localstatedir=/var \
 	$(if $(BR2_PACKAGE_CONNMAN_BLUETOOTH),--enable-bluetooth,--disable-bluetooth)	\
 	$(if $(BR2_PACKAGE_CONNMAN_LOOPBACK),--enable-loopback,--disable-loopback)	\
 	$(if $(BR2_PACKAGE_CONNMAN_NEARD),--enable-neard,--disable-neard) \
-	$(if $(BR2_PACKAGE_CONNMAN_OFONO),--enable-ofono,--disable-ofono)
+	$(if $(BR2_PACKAGE_CONNMAN_OFONO),--enable-ofono,--disable-ofono) \
+	$(if $(BR2_INIT_SYSTEMD),--with-systemdunitdir=/usr/lib/systemd/system)
 
 CONNMAN_DEPENDENCIES += \
 	$(if $(BR2_PACKAGE_CONNMAN_NEARD),neard) \