[KV Feedback]: Use the same DB from multiple Deno Deploy apps

### 🔍

- [X] Did you search for existing issues?

### Type of feedback

Feature Request

### Description

It should be possible to access the same KV DB from different Deno Deploy apps (in the same account/org).

### Steps to reproduce (if applicable)

_No response_

### Expected behavior (if applicable)

_No response_

### Possible solution (if applicable)

_No response_

### Additional context

This would make it easy to deploy several Deno apps with different concerns while sharing the database.