WinRT: spelling fix in SDL_hints.h
diff --git a/include/SDL_hints.h b/include/SDL_hints.h
index d195d96..42026d0 100644
--- a/include/SDL_hints.h
+++ b/include/SDL_hints.h
@@ -136,7 +136,7 @@ extern "C" {
*
* This variable can be set to the following values:
* "0" - Disable Debug Layer use
- * "1" - Enable Debug Lyaer use
+ * "1" - Enable Debug Layer use
*
* By default, SDL does not use Direct3D Debug Layer.
*/