fix: outdated space schema validation

[greenlucid]

Fix a bug

Bug Report

fixes #194

Implementation

Updates snapshot.js, which should use the latest schema.

Additional Context

snapshot.js has been considering moderators as part of the json schema since v0.4.62 https://github.com/snapshot-labs/snapshot.js/commit/f8e2d1d8ca264f4e1e9d9c653a9af404fd4adba1

[vercel[bot]]

@greenlucid is attempting to deploy a commit to the Gnosis Guild Team on Vercel.

A member of the Team first needs to authorize it.

[greenlucid]

made obsolete by https://github.com/gnosis/zodiac-safe-app/pull/197