Change deploy scripts to use terminus to list target sites, rather than a manually maintained list

scripts/child_site_list.txt

-ascintranet
-astronomy-d8
-d8-demo-site
-d8-example
-d8-clean-source
-global-arts-and-humanities
-mathematical-biosciences-institute
-migration-target
-ppec
-roy-modern-head
-solar-system
-wonders-of-world
-asctech-d8
-

scripts/deploylive.sh

 #!/usr/bin/env bash
 
-if [[ ! -r ./child_site_list.txt ]]; then
-  echo;
-  echo "        ./child_site_list.txt is missing or not readable.";
-  echo;
-  echo "        Make sure you're executing this script from a location from which";
-  echo "        that relative path is available.";
-  echo;
-  exit 1;
-fi
-
 if [[ -z "$1" ]]; then
   echo;
   echo "Usage: deploylive.sh <\"Deploy message\">";
@@ -17,7 +7,7 @@
   exit 1;
 fi
 
-for site in `cat child_site_list.txt`; do
+for site in `terminus org:site:list ohio-state-arts-and-sciences --upstream=b9baf7af-eb2c-4db5-81e6-32d3d9042572 --fields=name --format=string`; do
     echo "Site: [$site]";
     terminus env:deploy ${site}.live --updatedb --cc --note="$1";
 done

scripts/deploytest.sh

 #!/usr/bin/env bash
 
-if [[ ! -r ./child_site_list.txt ]]; then
-  echo;
-  echo "        ./child_site_list.txt is missing or not readable.";
-  echo;
-  echo "        Make sure you're executing this script from a location from which";
-  echo "        that relative path is available.";
-  echo;
-  exit 1;
-fi
-
 if [[ -z "$1" ]]; then
   echo;
   echo "Usage: deploytest.sh <\"Deploy message\">";
@@ -17,7 +7,7 @@
   exit 1;
 fi
 
-for site in `cat child_site_list.txt`; do
+for site in `terminus org:site:list ohio-state-arts-and-sciences --upstream=b9baf7af-eb2c-4db5-81e6-32d3d9042572 --fields=name --format=string`; do
     echo "Site: [$site]";
     terminus env:deploy ${site}.test --updatedb --cc --note="$1";
 done

scripts/upstream_apply_dev.sh

 #!/usr/bin/env bash
 
-if [[ ! -r ./child_site_list.txt ]]; then
-  echo;
-  echo "        ./child_site_list.txt is missing or not readable.";
-  echo;
-  echo "        Make sure you're executing this script from a location from which";
-  echo "        that relative path is available.";
-  echo;
-  exit 1;
-fi
-
-for site in `cat child_site_list.txt`; do
+for site in `terminus org:site:list ohio-state-arts-and-sciences --upstream=b9baf7af-eb2c-4db5-81e6-32d3d9042572 --fields=name --format=string`; do
     echo "Site: [$site]";
     terminus site:upstream:clear-cache ${site};
     terminus upstream:updates:list ${site}.dev;