Update proxy bridge setup

scripts/proxy/update_apt_proxy.sh

@@ -1,5 +1,5 @@
 #!/bin/bash
-config_file='/etc/apt/apt.conf.d/80certproxy'
+config_file='/etc/apt/apt.conf.d/80proxy'
 #remove proxy settings from docker
 if [[ "${1}" == "off" ]]; then
   echo "TURNING OFF PROXY FOR APT"