chore(deps): add conventional changelog

Author: astagi

package-lock.json

@@ -114,6 +114,7 @@
     "@typescript-eslint/parser": "^8.49.0",
     "browserslist-config-design-italia": "^1.1.0",
     "concurrently": "^9.1.2",
+    "conventional-changelog": "^7.1.1",
     "copyfiles": "^2.4.1",
     "eslint": "^9.39.0",
     "eslint-config-prettier": "^10.1.8",