Fix debugging of arg list

"@" breaks the string to several arguments, which is not what we want
here

src/bin/saturnin.skel

 esac done
 
 debug -v FFOO_PATH SATURNIN_LIBEXEC FFOO_CONFIG_PATH
-debug "\$@=$@"
+debug "\$*='$*'"
 
 SATURNIN_SUBCOMMAND=$1
 shift
     *)
         lexpath="$SATURNIN_LIBEXEC/saturnin-$SATURNIN_SUBCOMMAND"
         debug -v lexpath
-        debug "\$@='$@'"
+        debug "\$*='$*'"
         test -x "$lexpath" && exec "$lexpath" "$@"
         warn "invalid sub-command: $SATURNIN_SUBCOMMAND"
         print_help; exit $FFOO_EXIT_USAGE