fix running with a specified script

Signed-off-by: Mattia Rizzolo <mapreri@ubuntu.com>

cron.sh

@@ -46,7 +46,7 @@ run_script() (
 
 if [ $# -ne 0 ]; then
     for i in "$@"; do
-        script="$base/$i"
+        script="$base/scripts/$i"
         run_script "$script"
     done
 else