Remove unused menu_ctx_iterate_t

menu/menu_driver.h

@@ -401,34 +401,6 @@ typedef struct menu_ctx_displaylist
    unsigned type;
 } menu_ctx_displaylist_t;
 
-typedef struct menu_ctx_iterate
-{
-   enum menu_action action;
-
-   struct
-   {
-      int16_t x;
-      int16_t y;
-      bool touch;
-   } pointer;
-
-   struct
-   {
-      int16_t x;
-      int16_t y;
-      struct
-      {
-         bool left;
-         bool right;
-      } buttons;
-      struct
-      {
-         bool up;
-         bool down;
-      } wheel;
-   } mouse;
-} menu_ctx_iterate_t;
-
 typedef struct menu_ctx_environment
 {
    void *data;