🐛 Exception when trying to use a relation and a regular column on the same property

### No duplicates 🥲.

- [X] I have searched for a similar issue in our bug tracker and didn't find any solutions.

### What happened?

Can't use relation and column attributes on the same property. In this case, need to throw an exception.

Related issues:
https://github.com/cycle/orm/issues/411
https://github.com/cycle/schema-builder/issues/63

### Version

```shell
ORM 2.x
```
