net-www/inox: add missing patch

packages/net-www/inox/files/issue2248343002_1.patch

@@ -0,0 +1,13 @@
+Index: printing/backend/print_backend_cups.cc
+diff --git a/printing/backend/print_backend_cups.cc b/printing/backend/print_backend_cups.cc
+index 8bacfd76a7b0d891bd542ee19187c5b2701f0dbe..b469a1c657e5d383ed80961abb11a081ea8c8dce 100644
+--- a/printing/backend/print_backend_cups.cc
++++ b/printing/backend/print_backend_cups.cc
+@@ -4,6 +4,7 @@
+ 
+ #include "printing/backend/print_backend_cups.h"
+ 
++#include <cups/ppd.h>
+ #include <dlfcn.h>
+ #include <errno.h>
+ #include <pthread.h>