fixed statistics

src/states/State.h

@@ -41,6 +41,7 @@ struct StateContext {
     // Prefer reading this field instead of relying on any `extern SDL_Texture*` globals.
     SDL_Texture* blocksTex = nullptr;
     SDL_Texture* scorePanelTex = nullptr;
+    SDL_Texture* statisticsPanelTex = nullptr;
     SDL_Texture* mainScreenTex = nullptr;
     int mainScreenW = 0;
     int mainScreenH = 0;