/tools/twn: fix apitrace show command now showing the latest trace

tools/twn

@@ -26,7 +26,7 @@ case "$1" in
                ./$exe "${@:3}"
                ;;
 
-        show ) traces=( "$exe.*.trace" )
+        show ) traces=( $exe.*.trace )
                trace=${traces[-1]}
                if [ "$trace" = "$exe.*.trace" ]; then
                    trace="$exe.trace"