Update validateTitle.js

Signed-off-by: Zadkiel Aharonian <hello@zadkiel.fr>

src/validateTitle.js

@@ -16,7 +16,7 @@ module.exports = async function validateTitle(preset, title) {
   if (!result.type) {
     throw new Error(
       `No release type found in pull request title "${title}". The title should match the commit message format as specified by https://www.conventionalcommits.org/. The functionalities can also be altered by the selected preset plugin (${preset}). ` +
-      `\n\nPlease see the parse result: ${result}.`
+      `\n\nPlease see the parse result: ${JSON.stringify(result)}.`
     );
   }
 };