Remove vita2d render, add raw gxm render

src/render/SDL_render.c

@@ -110,9 +110,6 @@ static const SDL_RenderDriver *render_drivers[] = {
 #if SDL_VIDEO_RENDER_VITA_GXM
     &VITA_GXM_RenderDriver,
 #endif
-#if SDL_VIDEO_RENDER_VITA_VITA2D
-    &VITA_VITA2D_RenderDriver,
-#endif
 #if SDL_VIDEO_RENDER_SW
     &SW_RenderDriver
 #endif