tinacms: Production media manager does not show preview images

Describe the issue that you’re seeing. Any Loom videos or screenshots usually help a lot!

A picture worth a thousand words:

Reproduction

Any time website

Steps to reproduce

System:
    OS: Windows 10 10.0.19045
    CPU: (8) x64 11th Gen Intel(R) Core(TM) i5-11320H @ 3.20GHz      
    Memory: 6.12 GB / 15.78 GB
  Binaries:
    Node: 16.17.0 - C:\Program Files\nodejs\node.EXE
    Yarn: 1.22.19 - ~\Desktop\AlexCodeBlog\node_modules\.bin\yarn.CMD
    npm: 9.6.6 - C:\Program Files\nodejs\npm.CMD
  Browsers:
    Edge: Spartan (44.19041.1266.0), Chromium (114.0.1823.37)        
    Internet Explorer: 11.0.19041.1566
  npmPackages:
    @tinacms/cli: ^1.3.1 => 1.3.1 
    tinacms: ^1.3.0 => 1.3.0

### Validations

- [X] Follow our [Code of Conduct](https://github.com/tinacms/tinacms/blob/main/CODE_OF_CONDUCT.md)
- [X] Read the [docs](https://tina.io/docs).
- [X] Check that there isn't [already an issue](https://github.com/tinacms/tinacms/issues) that reports the same bug.