dnsmasq: create runtime directory

$(TARGET_DIR)/var/lib/misc/ is the location where dnsmasq stores its
lease files. Create it to make the daemon work.

Signed-off-by: Daniel Mack <zonque@gmail.com>
Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>

package/dnsmasq/dnsmasq.mk

@@ -57,6 +57,7 @@ endef
 
 define DNSMASQ_INSTALL_TARGET_CMDS
 	$(DNSMASQ_MAKE_ENV) $(MAKE) -C $(@D) $(DNSMASQ_MAKE_OPT) install
+	mkdir -p $(TARGET_DIR)/var/lib/misc/
 endef
 
 define DNSMASQ_UNINSTALL_TARGET_CMDS