Break up the played cards scoring loop into several functions (#224)

* rename PLAY_PLAYING state into PLAY_STARTING

* make discarded_card and sound_played global variables

* Broken up cards_score state update

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Co-authored-by: MathisMartin31 <mathis.martin31@gmail.com>
Co-authored-by: MeirGavish <meir.gavish@gmail.com>

include/game.h

@@ -50,11 +50,12 @@ enum HandState
 
 enum PlayState
 {
-    PLAY_PLAYING,
+    PLAY_STARTING,
     PLAY_BEFORE_SCORING,
     PLAY_SCORING_CARDS,
-    PLAY_SCORING_HELD,
-    PLAY_SCORING_JOKERS,
+    PLAY_SCORING_CARD_JOKERS,
+    PLAY_SCORING_HELD_CARDS,
+    PLAY_SCORING_INDEPENDENT_JOKERS,
     PLAY_ENDING,
     PLAY_ENDED
 };