Add @rollup/rollup-linux-x64-gnu as optional dependency to fix error on Vercel

Author: psd-coder

package.json

@@ -83,5 +83,8 @@
       "eslint --fix",
       "prettier --write"
     ]
+  },
+  "optionalDependencies": {
+    "@rollup/rollup-linux-x64-gnu": "^4.34.7"
   }
 }