nginx: update ubus module

Fix a bug in LuCI interface.

Signed-off-by: Ansuel Smith <ansuelsmth@gmail.com>

net/nginx/Makefile

@@ -9,7 +9,7 @@ include $(TOPDIR)/rules.mk
 
 PKG_NAME:=nginx
 PKG_VERSION:=1.17.7
-PKG_RELEASE:=1
+PKG_RELEASE:=2
 
 PKG_SOURCE:=nginx-$(PKG_VERSION).tar.gz
 PKG_SOURCE_URL:=https://nginx.org/download/
@@ -547,11 +547,11 @@ endif
 
 ifeq ($(CONFIG_NGINX_UBUS),y)
   define Download/nginx-ubus-module
-    VERSION:=4547af00991357c9bc3bf4266b7c1547841bf204
+    VERSION:=f30b0167a2cdb40f23bd90928d601bdb0c1b8fad
     SUBDIR:=nginx-ubus-module
     FILE:=nginx-ubus-module-$$(VERSION).tar.xz
     URL:=https://github.com/Ansuel/nginx-ubus-module.git
-    MIRROR_HASH:=4e354934bd5fbd82b3d4c5ada19459c0f12162186a7a101a6426e2e1f30a8236
+    MIRROR_HASH:=02c7d4b0df7f4b69605e71b0fefdc99b5a9470c68cad7ccfb31ebefe4e7e0704
     PROTO:=git
   endef
   $(eval $(call Download,nginx-ubus-module))