* fix: implement toggle role modal for instance user management - Added ToggleRoleModal component to manage user role changes between "user" and "admin". - Updated user management list to include role toggle functionality. - Enhanced NameColumn to trigger role changes through the new modal. - Refactored member list components to accommodate the new role management feature. * fix: minor UI updates * fix: ux copy * fix: update role management UI text for clarity --------- Co-authored-by: pablohashescobar <[email protected]>