Use internalized strings for v8::Template::Set shorthand.

include/v8.h

Index: include/v8.h
diff --git a/include/v8.h b/include/v8.h
index f850b23a00844bbdeb5616a46765992123b553ae..1ecd0ada709651c1637b75c9b01fb0a743971bdb 100644
--- a/include/v8.h
+++ b/include/v8.h
@@ -9082,7 +9082,7 @@ Local<Boolean> Boolean::New(Isolate* isolate, bool value) {
 }
 
 void Template::Set(Isolate* isolate, const char* name, Local<Data> value) {
-  Set(String::NewFromUtf8(isolate, name, NewStringType::kNormal)
+  Set(String::NewFromUtf8(isolate, name, NewStringType::kInternalized)
           .ToLocalChecked(),
       value);
 }