doc: fix N-API property descriptor documentation

PR-URL: #20433
Reviewed-By: Colin Ihrig <[email protected]>

Author: Gabriel Schulhof

doc/api/n-api.md

@@ -915,8 +915,7 @@ provided by the addon:
 napi_value Init(napi_env env, napi_value exports) {
   napi_status status;
   napi_property_descriptor desc =
-    {"hello", Method, 0, 0, 0, napi_default, 0};
-  if (status != napi_ok) return NULL;
+    {"hello", NULL, Method, NULL, NULL, NULL, napi_default, NULL};
   status = napi_define_properties(env, exports, 1, &desc);
   if (status != napi_ok) return NULL;
   return exports;
@@ -943,7 +942,7 @@ To define a class so that new instances can be created (often used with
 napi_value Init(napi_env env, napi_value exports) {
   napi_status status;
   napi_property_descriptor properties[] = {
-    { "value", NULL, GetValue, SetValue, 0, napi_default, 0 },
+    { "value", NULL, NULL, GetValue, SetValue, NULL, napi_default, NULL },
     DECLARE_NAPI_METHOD("plusOne", PlusOne),
     DECLARE_NAPI_METHOD("multiply", Multiply),
   };
@@ -2405,8 +2404,8 @@ if (status != napi_ok) return status;
 
 // Set the properties
 napi_property_descriptor descriptors[] = {
-  { "foo", NULL, 0, 0, 0, fooValue, napi_default, 0 },
-  { "bar", NULL, 0, 0, 0, barValue, napi_default, 0 }
+  { "foo", NULL, NULL, NULL, NULL, fooValue, napi_default, NULL },
+  { "bar", NULL, NULL, NULL, NULL, barValue, napi_default, NULL }
 }
 status = napi_define_properties(env,
                                 obj,