docs: update database URL in CONTRIBUTING.md

CONTRIBUTING.md

@@ -79,7 +79,7 @@ The services will be available at the following URLs:
 | React Email             | `localhost:3001` |
 | Docs                    | `localhost:3002` |
 | ESLint Config Inspector | `localhost:7777` |
-| Database                | `localhost:8080` |
+| Database                | `localhost:5432` |
 | Redis                   | `localhost:6379` |
 | Redis serverless        | `localhost:8079` |