Add missing notify link.

install/hst-install-debian.sh

@@ -1345,6 +1345,9 @@ $HESTIA/bin/v-add-cron-vesta-autoupdate
 #                   Hestia Access Info                     #
 #----------------------------------------------------------#
 
+# Sending install notification to hestiacp.com
+wget https://www.hestiacp.com/notify/?os=$os\&version=$release -O /dev/null -q
+
 # Comparing hostname and ip
 host_ip=$(host $servername| head -n 1 | awk '{print $NF}')
 if [ "$host_ip" = "$ip" ]; then