Removed debug print statement

src/render/SDL_render.c

@@ -5018,7 +5018,6 @@ SDL_Surface *SDL_RenderReadPixels(SDL_Renderer *renderer, const SDL_Rect *rect)
                 (surface->format == SDL_PIXELFORMAT_RGBA8888 && expected_format == SDL_PIXELFORMAT_RGBX8888) ||
                 (surface->format == SDL_PIXELFORMAT_ABGR8888 && expected_format == SDL_PIXELFORMAT_XBGR8888) ||
                 (surface->format == SDL_PIXELFORMAT_BGRA8888 && expected_format == SDL_PIXELFORMAT_BGRX8888)) {
-printf("changing format\n");
                 surface->format = expected_format;
                 surface->fmt = SDL_GetPixelFormatDetails(expected_format);
             }