some icons don't display correctly in fbterm
### Requirements

- [X] I have searched the [issues](https://github.com/ryanoasis/nerd-fonts/issues) for my issue and found nothing related or helpful
- [X] I have searched the [FAQ](https://github.com/ryanoasis/nerd-fonts/wiki/FAQ-and-Troubleshooting) for help
- [X] I have checked the [Wiki](https://github.com/ryanoasis/nerd-fonts/wiki) for help

### Experienced Behavior

when running `:NvimWebDeviconsHiTest` in neovim some icons like the docker ones are displayed as a box with a question mark instead of the docker icon inside of fbterm

### Expected Behavior

when running `:NvimWebDeviconsHiTest` in neovim that all icons display properly

### Example Symbols or Text

```
󰡨  compose.yaml                DevIconDockerfile               ctermfg=68 guifg=#458ee6
󰡨  docker-compose.yml          DevIconDockerfile               ctermfg=68 guifg=#458ee6
󰡨  docker-compose.yaml         DevIconDockerfile               ctermfg=68 guifg=#458ee6
󰡨  containerfile               DevIconDockerfile               ctermfg=68 guifg=#458ee6
󰡨  .dockerignore               DevIconDockerfile               ctermfg=68 guifg=#458ee6
󰡨  dockerfile                  DevIconDockerfile               ctermfg=68 guifg=#458ee6
󰡨  compose.yml                 DevIconDockerfile               ctermfg=68 guifg=#458ee6
```

### Font Used

Mononoki Nerd Font Mono

### Source of Font File

ttf-mononoki-nerd arch linux extra repo

### Terminal Emulator (and the title of the terminal window)

fbterm

### Operating System and Version

endeavour os on 6.12.6-arch1-1kernel

### Screenshots

![brokenicon](https://github.com/user-attachments/assets/fcdfada3-3098-48d0-b626-02114d7d3460)
