[BUG] Fix listen & more of 2 couples <ip>:<port>

Fix "listen www-mutualise 80.248.x.y1:80,80.248.x.y2:80,80.248.x.y3:80":

[ALERT] 309/161509 (15450) : Invalid server address: '80.248.x.y1:80,80.248.x.y2'
[ALERT] 309/161509 (15450) : Error reading configuration file : /etc/haproxy/haproxy.cfg

Bug reported by Laurent Dolosor.
1 file changed