nginx: drop nginx dummy packages

Enough transition period has passed for nginx dummy package. Finally
drop it for good and add Provides for nginx default.

Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>
(cherry picked from commit ad14af942c)

net/nginx/Makefile

@@ -98,8 +98,7 @@ define Package/nginx/default
   TITLE:=Nginx web server
   URL:=http://nginx.org/
   DEPENDS:=+libopenssl +libpthread
-  # TODO: add PROVIDES when removing nginx
-  # PROVIDES:=nginx
+  PROVIDES:=nginx
 endef
 
 define Package/nginx/description
@@ -512,31 +511,3 @@ $(eval $(call BuildModule,geoip2,+@NGINX_STREAM_CORE_MODULE +nginx-mod-stream +l
 	Enable MaxMind GeoIP2 module.))
 $(eval $(call BuildModule,njs,+zlib +libxml2 +libxslt +libpcre2,ngx_http_js, \
 	Enable NJS module.))
-
-# TODO: remove after a transition period (together with pkg nginx-util):
-# It is for smoothly substituting nginx and nginx-mod-luci-ssl (by nginx-ssl
-# respectively nginx-mod-luci). Add above commented PROVIDES when removing.
-
-define Package/nginx
-  TITLE:=Dummy package for transition when upgrading.
-  DEPENDS:=+nginx-ssl
-  PKGARCH:=all
-endef
-
-define Package/nginx/install
-	$(INSTALL_DIR) $(1)/usr/bin
-endef
-
-$(eval $(call BuildPackage,nginx))
-
-define Package/nginx-mod-luci-ssl
-  TITLE:=Dummy package for transition when upgrading.
-  DEPENDS:=+nginx-mod-luci
-  PKGARCH:=all
-endef
-
-define Package/nginx-mod-luci-ssl/install
-	$(INSTALL_DIR) $(1)/usr/bin
-endef
-
-$(eval $(call BuildPackage,nginx-mod-luci-ssl))