Mask out 0.0.0.0 again

plans/coturn/habitat/config/turnserver.conf

@@ -715,7 +715,7 @@ max-allocate-timeout={{ cfg.general.max_allocate_timeout }}
 #
 # See: https://www.rtcsec.com/2020/04/01-slack-webrtc-turn-compromise/
 no-multicast-peers
-denied-peer-ip=0.0.0.1-0.255.255.255
+denied-peer-ip=0.0.0.0-0.255.255.255
 denied-peer-ip=10.0.0.0-10.255.255.255
 denied-peer-ip=100.64.0.0-100.127.255.255
 denied-peer-ip=127.0.0.0-127.255.255.255