Don't need separate ram check

src/freedombone-app-etherpad

@@ -420,10 +420,6 @@ function install_etherpad {
 
     increment_app_install_progress
 
-    check_ram_availability 2000
-
-    increment_app_install_progress
-
     if [ -f "$IMAGE_PASSWORD_FILE" ]; then
         ETHERPAD_ADMIN_PASSWORD="$(printf "%s" "$(cat "$IMAGE_PASSWORD_FILE")")"
     else