[🐛 Bug]: ERROR: A duplicated identifier has been detected in the same function file, aborting.#891

### next-on-pages environment related information System: Platform: linux Arch: x64 Version: #1 SMP Debian 5.10.191-1 (2023-08-16) CPU: (3) x64 Common KVM processor Memory: 5 GB Shell: /usr/bin/zsh Package Manager Used: npm (10.2.4) Relevant Packages: @cloudflare/next-on-pages: 1.13.4 vercel: N/A next: 13.5.6 ### Description After v1.13.4 I started to get `ERROR: A duplicated identifier has been detected in the same function file, aborting.` Using v1.13.5 still results in the same error. [email protected] works fine [email protected] doesn't work [email protected] doesn't work `npx vercel build` works ### Reproduction _No response_ ### Pages Deployment Method Pages CI (GitHub/GitLab integration) ### Pages Deployment ID 27b1a3f7-1fc6-4ba9-8cf2-f291a8509cdf ### Additional Information Dependencies in the project ``` "dependencies": { "@emotion/react": "^11.11.4", "@emotion/styled": "^11.11.0", "@meronex/icons": "^4.0.0", "@mui/material": "^5.15.14", "@sentry/nextjs": "^8.27.0", "@sentry/react": "^8.27.0", "@themesberg/flowbite": "^1.1.1", "@tippyjs/react": "^4.2.6", "@weareredlight/denormalize_json_api": "^0.2.2", "classnames": "^2.3.1", "formik": "^2.2.9", "lodash.orderby": "^4.6.0", "lodash.throttle": "^4.1.1", "next": "^13.5.6", "nuka-carousel": "^5.2.0", "react": "^18.1.0", "react-country-flag": "^3.0.2", "react-dom": "^18.1.0", "react-onclickoutside": "^6.12.0", "react-player": "^2.9.0", "react-select-country-list": "^2.2.3", "react-social-media-embed": "^2.2.2", "react-svg": "^15.0", "zustand": "^3.6.5" } ``` ### Would you like to help? - [ ] Would you like to help fixing this bug?