src: make AsyncWrap subclass internal field counts explicit

This helps ensure that we already set the correct number of
internal fields when creating objects, even if the number of
internal fields of e.g. AsyncWrap changes over time.

PR-URL: https://github.com/nodejs/node/pull/62103
Reviewed-By: Stephen Belanger <admin@stephenbelanger.com>
Reviewed-By: Gerhard Stöbich <deb2001-github@yahoo.de>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Rafael Gonzaga <rafael.nunu@hotmail.com>
Reviewed-By: Chengzhong Wu <legendecas@gmail.com>

src/node_sqlite.cc

@@ -2503,7 +2503,7 @@ Local<FunctionTemplate> StatementSyncIterator::GetConstructorTemplate(
     tmpl = NewFunctionTemplate(isolate, IllegalConstructor);
     tmpl->SetClassName(FIXED_ONE_BYTE_STRING(isolate, "StatementSyncIterator"));
     tmpl->InstanceTemplate()->SetInternalFieldCount(
-        StatementSync::kInternalFieldCount);
+        StatementSyncIterator::kInternalFieldCount);
     SetProtoMethod(isolate, tmpl, "next", StatementSyncIterator::Next);
     SetProtoMethod(isolate, tmpl, "return", StatementSyncIterator::Return);
     env->set_sqlite_statement_sync_iterator_constructor_template(tmpl);