wayland: Remove duplicate #include statement
diff --git a/src/video/wayland/SDL_waylandvideo.c b/src/video/wayland/SDL_waylandvideo.c
index 2a54d28..666e4ef 100644
--- a/src/video/wayland/SDL_waylandvideo.c
+++ b/src/video/wayland/SDL_waylandvideo.c
@@ -55,7 +55,6 @@
#include "tablet-unstable-v2-client-protocol.h"
#include "xdg-output-unstable-v1-client-protocol.h"
#include "viewporter-client-protocol.h"
-#include "viewporter-client-protocol.h"
#include "primary-selection-unstable-v1-client-protocol.h"
#ifdef HAVE_LIBDECOR_H