NEW Config.yml Structure

✅ Customizable vault size (27 by default, must be a multiple of 9).
✅ Option to enable/disable admin access to all vaults (allow-admin-access).
✅ Option to remove empty vaults from vaults.yml (remove-empty-vaults).
✅ Fully customizable messages for a better user experience.
✅ Debug mode for troubleshooting issues in the console.

FIXED Admin access to all player vaults

What's Fixed?
✅ Admins (pv.admin) can now properly open, view, and edit any vault.
✅ Players can still only access vaults based on their permission level.
✅ Vault access now works correctly for all permission levels.