Resolve "Show warning when granting table level permissions re data exposure"

How to test this MR

1. Enable RBAC
2. Assign a builder or admin role to a user/team on a table
3. See there is a warning icon next to the role selection dropdown explaining about the possible security leak.

Merge Request Checklist

• changelog.md has been updated if required
• New/updated Premium features are separated correctly in the premium folder
• The latest Chrome and Firefox have been used to test any new frontend features
• Documentation has been updated
• Quality Standards are met
• Performance: tables are still fast with 100k+ rows, 100+ field tables
• The redoc API pages have been updated for any REST API changes
• Our custom API docs are updated for changes to endpoints accessed via api tokens
• The UI/UX has been updated following UI Style Guide

Closes #1332 (closed)