"objects are not valid as a React child" on switching to tests tab

### Expected Behavior

switching to tests tab

### Actual Behavior

https://react.dev/errors/31?invariant=31&args%5B%5D=object%20with%20keys%20%7B%7D

### Reproduction Steps

_No response_

### Is there an existing issue for this?

- [x] I have searched the [issue tracker](https://www.github.com/Kong/insomnia/issues) for this problem.

### Which sync method do you use?

- [ ] Git sync.
- [ ] Insomnia Cloud sync.
- [ ] Local only

### Additional Information

_No response_

### Insomnia Version

2021.5.0

### What operating system are you using?

Windows

### Operating System Version

macos Sequoia

### Installation method

homebrew

### Last Known Working Insomnia version

_No response_