Fixed comment in test program.
diff --git a/test/testdisplayinfo.c b/test/testdisplayinfo.c
index 41882d0..f7c7e13 100644
--- a/test/testdisplayinfo.c
+++ b/test/testdisplayinfo.c
@@ -10,7 +10,7 @@
freely.
*/
-/* Program to test hotplugging of audio devices */
+/* Program to test querying of display info */
#include "SDL.h"