Blank admin page with "ECONNRESET" error in log.
## Bug report

### Required System information

- Node.js version: v20.9.0
- NPM version: v10.1.0
- Strapi version: v4.20.1
- Database: postgres
- Operating system: Ubuntu-Server-22.04-x64
- Is your project Javascript or Typescript: Javascript

### Describe the bug

It was running smoothly for months and suddenly this happened this evening.

- The  "admin" page was blank with "Failed to load resource: net::ERR_QUIC_PROTOCOL_ERROR" in the network tab.
- The welcome page at "/" was working fine.
- The APIs and DB connection was still working.
- When trying to connect to "/admin" page, this error appear in the log:
> 0|strapi  |   Error: read ECONNRESET
> 0|strapi  |       at TCP.onStreamRead (node:internal/stream_base_commons:217:20)
> 0|strapi  |       at TCP.callbackTrampoline (node:internal/async_hooks:130:17)

### Steps to reproduce the behavior

- Sorry but i couldn't reproduce either. I pull the code on to my local and run it. Everything is fine.

### Screenshots

![image](https://github.com/user-attachments/assets/d893c47e-c344-458e-814b-bf8ef9996cc4)
![image](https://github.com/user-attachments/assets/4fe31293-f62c-49c1-8965-02b29f45ca9d)
![image](https://github.com/user-attachments/assets/561fee16-4d63-41a7-b60d-a2b89576508d)

### Additional context

I tried to change the node version, strapi version, delete the package-lock and reinstall. None of those worked to me. 

Please help me, this is a production application so I really need your help.
