hostapd: fix superflous coma

this cause the wps trigegr to be copied to the wrong place

https://dev.openwrt.org/ticket/13753

Signed-off-by: John Crispin <blogic@openwrt.org>

SVN-Revision: 37031

package/network/services/hostapd/Makefile

@@ -305,7 +305,7 @@ ifneq ($(LOCAL_TYPE),supplicant)
   define Package/hostapd-utils/install
 	$(INSTALL_DIR) $(1)/usr/sbin $(1)/etc/rc.button
 	$(INSTALL_BIN) $(PKG_BUILD_DIR)/hostapd/hostapd_cli $(1)/usr/sbin/
-	$(INSTALL_BIN) ./files/wps-hotplug.sh $(1)/etc/rc.button/wps,
+	$(INSTALL_BIN) ./files/wps-hotplug.sh $(1)/etc/rc.button/wps
   endef
 endif