Spider: Redraw completely when drawing cards

Spider was only updating the new bounding box area after drawing cards
from the deck - leaving behind a sliver of the old deck.

This was a regression, as the game previously used the old bounding
box, introduced by GH-11153.

Userland/Games/Spider/Game.h

@@ -102,6 +102,7 @@ private:
     bool m_draw_animation { false };
     uint8_t m_draw_animation_delay { 0 };
     uint8_t m_draw_animation_pile { 0 };
+    Gfx::IntRect m_original_stock_rect;
 
     uint32_t m_score { 500 };
 };