fix: invitations get suspended when an existing member appears (#19584)

api/controllers/console/workspace/members.py

                 invitation_results.append(
                     {"status": "success", "email": invitee_email, "url": f"{console_web_url}/signin"}
                 )
-                break
             except Exception as e:
                 invitation_results.append({"status": "failed", "email": invitee_email, "message": str(e)})