hints: Fixed a doxygen comment.
diff --git a/include/SDL_hints.h b/include/SDL_hints.h
index 0c772c4..67f776a 100644
--- a/include/SDL_hints.h
+++ b/include/SDL_hints.h
@@ -1292,7 +1292,7 @@ extern "C" {
*/
#define SDL_HINT_WAVE_FACT_CHUNK "SDL_WAVE_FACT_CHUNK"
-/*
+/**
* \brief Override for SDL_GetDisplayUsableBounds()
*
* If set, this hint will override the expected results for