Implement cards held in hand effects (#205)

* Adapt existing Jokers to the Held Card mechanic + effect display location

* Add suggestions from @ricfehr3

* Add suggestions from @MeirGavish

---------

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

include/game.h

@@ -6,8 +6,6 @@
 #define MAX_JOKERS_HELD_SIZE 5 // This doesn't account for negatives right now.
 #define MAX_SHOP_JOKERS 2 // TODO: Make this dynamic and allow for other items besides jokers
 #define MAX_SELECTION_SIZE 5
-#define MAX_CARD_SCORE_DIGITS 2 // Current digit limit for score received from cards including mult etc. from jokers
-#define MAX_CARD_SCORE_STR_LEN (MAX_CARD_SCORE_DIGITS + 1) // For the '+' or 'X'
 #define FRAMES(x) (((x) + game_speed - 1) / game_speed)
 
  // TODO: Can make these dynamic to support interest-related jokers and vouchers
@@ -53,7 +51,9 @@ enum HandState
 enum PlayState
 {
     PLAY_PLAYING,
+    PLAY_BEFORE_SCORING,
     PLAY_SCORING_CARDS,
+    PLAY_SCORING_HELD,
     PLAY_SCORING_JOKERS,
     PLAY_ENDING,
     PLAY_ENDED