update pkg desc

package.json

@@ -1,7 +1,7 @@
 {
   "name": "convert_pull_req_title_into_conventional_commit_scheme",
   "version": "0.0.1",
-  "description": "",
+  "description": "By utilizing this action, users can automatically convert new pull request titles into the conventional commits format",
   "main": "index.js",
   "scripts": {
     "test": "echo \"Error: no test specified\" && exit 1"