on encrptionError in mailSend stage, send mail without encryption
issue: - https://gitlab.e.foundation/e/backlog/-/issues/5445 - https://gitlab.e.foundation/e/backlog/-/issues/5492 If errorState found on message send state, send mail without encryption & don't show any message. It is done to improve UX. User still can view the encryption state by checking lock icon.