Fixed left over text error

bin/v-delete-sys-snappymail

@@ -29,7 +29,7 @@ SM_LOG="/var/log/snappymail"
 
 # Checking root permissions
 if [ "x$(id -u)" != 'x0' ]; then
-	echo "ERROR: v-add-sys-snappymail can only be executed by the root user"
+	echo "ERROR: v-delete-sys-snappymail can only be executed by the root user"
 	exit 10
 fi