WIP: Added the ability to edit a S3 tables schema

[Gilbert09]

WIP

Problem

Changes

👉 Stay up-to-date with PostHog coding conventions for a smoother review.

Does this work well for both Cloud and self-hosted?

How did you test this code?

[sentry-io[bot]]

🔍 Existing Issues For Review

Your pull request is modifying functions with the following pre-existing issues:

📄 File: posthog/hogql/database/database.py

Function	Unhandled Issue
create_hogql_database	ValidationError: 1 validation error for S3Table p... Event Count: 1

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