🚀 Feature: User can create Relationship have Users table.

### 🔖 Feature description When we add attribute for collection, we can add foreign key with User Table. ### 🎤 Pitch When we integrate feature. We want add UserId for foreign of table. So that, i suggest when we add attribute for collection, we can add foreign key with User Table. ### 👀 Have you spent some time to check if this issue has been raised before? - [X] I checked and didn't find similar issue ### 🏢 Have you read the Code of Conduct? - [X] I have read the [Code of Conduct](https://github.com/appwrite/.github/blob/main/CODE_OF_CONDUCT.md)