src: omit bool values of package.json main field

PR-URL: #50965
Reviewed-By: Geoffrey Booth <webadmin@geoffreybooth.com>
Reviewed-By: Benjamin Gruenbaum <benjamingr@gmail.com>

Author: anonrig

src/node_modules.cc

@@ -160,9 +160,8 @@ const BindingData::PackageConfig* BindingData::GetPackageJSON(
         return throw_invalid_package_config();
       }
     } else if (key == "main") {
-      if (value.get_string(package_config.main)) {
-        return throw_invalid_package_config();
-      }
+      // Omit all non-string values
+      USE(value.get_string(package_config.main));
     } else if (key == "exports") {
       if (value.type().get(field_type)) {
         return throw_invalid_package_config();