perf_counter tools: perf stat: make -l default-on

Turn on scaling display by default - this is less confusing.
Signed-off-by: NIngo Molnar <mingo@elte.hu>

Documentation/perf_counter/builtin-stat.c

@@ -171,7 +171,7 @@ static unsigned int		page_size;
 
 static int			zero;
 
-static int			scale;
+static int			scale				=  1;
 
 static const unsigned int default_count[] = {
 	1000000,