added mux alias

.config/fish/config.fish

@@ -15,6 +15,7 @@ alias ggpush='git push origin (git_current_branch)'
 alias docker-composer='docker-compose'
 alias docker-start='systemctl start docker'
 alias docker-stop='systemctl stop docker'
+alias mux='tmuxinator'
 
 function vpn-start
   sudo systemctl start openvpn-client@$1