chore: remove uneccessary dependency

Author: sokumon

package.json

@@ -47,8 +47,5 @@
     "rollup-plugin-scss": "^4.0.1",
     "rollup-plugin-terser": "^6.1.0",
     "sass": "^1.86.0"
-  },
-  "dependencies": {
-    "npm-run-all": "^4.1.5"
   }
 }