Merge "Remove unused compat variable SCREEN_DEV"

Author: Jenkins

stackrc

@@ -651,9 +651,6 @@ S3_SERVICE_PORT=${S3_SERVICE_PORT:-3333}
 PRIVATE_NETWORK_NAME=${PRIVATE_NETWORK_NAME:-"private"}
 PUBLIC_NETWORK_NAME=${PUBLIC_NETWORK_NAME:-"public"}
 
-# Compatibility until it's eradicated from CI
-USE_SCREEN=${SCREEN_DEV:-$USE_SCREEN}
-
 # Set default screen name
 SCREEN_NAME=${SCREEN_NAME:-stack}