[Game/Zones] Simple move refactor to differentiate between logic and graphics for zones (#6903)

* [Game/Zones] Simple move refactor to differentiate between logic and graphics for zones

Took 21 minutes

* Clean up game/zones/logic folder.

Took 6 minutes

* Adjust tests.

Took 3 minutes

---------

Co-authored-by: Lukas Brübach <Bruebach.Lukas@bdosecurity.de>

cockatrice/src/game/zones/pile_zone_logic.h

@@ -0,0 +1,31 @@
+/**
+ * @file pile_zone_logic.h
+ * @ingroup GameLogicZones
+ * @brief TODO: Document this.
+ */
+
+#ifndef COCKATRICE_PILE_ZONE_LOGIC_H
+#define COCKATRICE_PILE_ZONE_LOGIC_H
+#include "card_zone_logic.h"
+
+class PileZoneLogic : public CardZoneLogic
+{
+
+    Q_OBJECT
+
+signals:
+    void callUpdate();
+
+public:
+    PileZoneLogic(Player *_player,
+                  const QString &_name,
+                  bool _hasCardAttr,
+                  bool _isShufflable,
+                  bool _contentsKnown,
+                  QObject *parent = nullptr);
+
+protected:
+    void addCardImpl(CardItem *card, int x, int y) override;
+};
+
+#endif // COCKATRICE_PILE_ZONE_LOGIC_H