Update package.json

Author: korywka

package.json

@@ -11,5 +11,6 @@
 		"eslint-config-ecmascript": "2.7.0",
 		"pnpm": "9.9.0",
 		"typescript": "5.5.4"
-	}
-}
+	},
+	"license": "MIT"
+}