`codecov` dev dependency is deprecated

### Description

`codecov` has been deprecated a while ago and should be removed or replaced.

### Possible Solution

Follow [migration guide](https://docs.codecov.com/docs/deprecated-uploader-migration-guide#python-uploader)

### Additional context

https://github.com/codecov/codecov-python

### Additional context

_No response_