cloud-init-blocknet: remove debug code going to /run/cloud-init-blocknet

upstart/cloud-init-blocknet.conf

@@ -15,7 +15,6 @@ task
 script
    set +e  # you cannot trap TERM reliably with 'set -e'
    SLEEP_CHILD=""
-   LOG="/run/${UPSTART_JOB}.log"
 
    static_network_up() {
       local emitted="/run/network/static-network-up-emitted"
@@ -30,7 +29,6 @@ script
          read uptime idle < /proc/uptime
       fi
       msg="${UPSTART_INSTANCE}${uptime:+[${uptime}]}: $*"
-      echo "$msg" >> "$LOG"
       echo "$msg"
    }