Fix Syntax Error

salt/common/tools/sbin/soup

@@ -409,10 +409,11 @@ up_2.3.2X_to_2.3.30() {
 verify_upgradespace() {
   CURRENTSPACE=$(df -BG / | grep -v Avail | awk '{print $4}' | sed 's/.$//')
   if [ "$CURRENTSPACE" -lt "10" ]; then
-      echo "You are low on disk space.";
+      echo "You are low on disk space."
       return 1
   else
       return 0
+  fi
 }
 
 upgrade_space() {