Updates string for not found devices.
Updates string for not found devices.

The user can be in case where there is no audio or no video device at all, so removing the requested word from the message.

bickelj/jitsi-meet,jitsi/jitsi-meet,gpolitis/jitsi-meet,gpolitis/jitsi-meet,bickelj/jitsi-meet,pstros/jitsi-meet,gpolitis/jitsi-meet,bgrozev/jitsi-meet,jitsi/jitsi-meet,jitsi/jitsi-meet,pstros/jitsi-meet,jitsi/jitsi-meet,bgrozev/jitsi-meet,gpolitis/jitsi-meet,jitsi/jitsi-meet,bgrozev/jitsi-meet,gpolitis/jitsi-meet,jitsi/jitsi-meet,luciash/jitsi-meet-bootstrap,jitsi/jitsi-meet,gpolitis/jitsi-meet,jitsi/jitsi-meet,bgrozev/jitsi-meet,gpolitis/jitsi-meet,luciash/jitsi-meet-bootstrap,bgrozev/jitsi-meet,bgrozev/jitsi-meet,gpolitis/jitsi-meet