Removed SDL_INIT_TIMER

This is no longer necessary before calling SDL_AddTimer()

examples/game/01-snake/snake.c

@@ -283,7 +283,7 @@ SDL_AppResult SDL_AppIterate(void *appstate)
 
 SDL_AppResult SDL_AppInit(void **appstate, int argc, char *argv[])
 {
-    if (!SDL_Init(SDL_INIT_VIDEO | SDL_INIT_TIMER)) {
+    if (!SDL_Init(SDL_INIT_VIDEO)) {
         return SDL_APP_FAILURE;
     }