UI: create button doesn't allow to set body

## Defect

![image](https://github.com/plgd-dev/client-application/assets/23374974/6ee901c5-9010-4f17-b219-33b0c1dd305d)


### Description
What is the issue?

### How can it be reproduced?
Just click on create on the collection.

### Logs, error output, etc.

### Environment
- plgd client version `0.5.0`
