[KV Feedback]: reset database button

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### Type of feedback

Feature request

### Description

It'd be great if one could reset their KV database from the Deno Deploy dashboard. This'd be particularly useful in projects where the database structure is constantly changing.

Perhaps, such functionality belongs in the "Danger Zone" section of the "Settings" page.

### Steps to reproduce (if applicable)

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### Expected behavior (if applicable)

_No response_

### Possible solution (if applicable)

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### Additional context

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