modetest: Also print the pixel clock

This can be useful for debugging. xrandr prints it, so why not.

Reviewed-by: Emil Velikov <emil.velikov@collabora.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
diff --git a/tests/modetest/modetest.c b/tests/modetest/modetest.c
index 21d5438..dedd286 100644
--- a/tests/modetest/modetest.c
+++ b/tests/modetest/modetest.c
@@ -198,7 +198,7 @@
 
 static void dump_mode(drmModeModeInfo *mode)
 {
-	printf("  %s %d %d %d %d %d %d %d %d %d",
+	printf("  %s %d %d %d %d %d %d %d %d %d %d",
 	       mode->name,
 	       mode->vrefresh,
 	       mode->hdisplay,
@@ -208,7 +208,8 @@
 	       mode->vdisplay,
 	       mode->vsync_start,
 	       mode->vsync_end,
-	       mode->vtotal);
+	       mode->vtotal,
+	       mode->clock);
 
 	printf(" flags: ");
 	mode_flag_str(mode->flags);