Reorganize some enums

Marlin/src/core/enum.h

   TEMPUNIT_F
 } TempUnit;
 
-/**
- * SD Card
- */
-enum LsAction : char { LS_SerialPrint, LS_Count, LS_GetFilename };
-
-/**
- * Ultra LCD
- */
-enum LCDViewAction : char {
-  LCDVIEW_NONE,
-  LCDVIEW_REDRAW_NOW,
-  LCDVIEW_CALL_REDRAW_NEXT,
-  LCDVIEW_CLEAR_CALL_REDRAW,
-  LCDVIEW_CALL_NO_REDRAW
-};
-
 #endif // __ENUM_H__

Marlin/src/lcd/ultralcd.cpp

 // The main status screen
 void lcd_status_screen();
 
-millis_t next_lcd_update_ms;
-
-uint8_t lcdDrawUpdate = LCDVIEW_CLEAR_CALL_REDRAW; // Set when the LCD needs to draw, decrements after every draw. Set to 2 in LCD routines so the LCD gets at least 1 full redraw (first redraw is partial)
+LCDViewAction lcdDrawUpdate = LCDVIEW_CLEAR_CALL_REDRAW;
 uint16_t max_display_update_time = 0;
+millis_t next_lcd_update_ms;
 
 #if ENABLED(ULTIPANEL)
 

Marlin/src/lcd/ultralcd.h

   void lcd_kill_screen();
   void kill_screen(PGM_P lcd_msg);
 
-  extern uint8_t lcdDrawUpdate;
+  enum LCDViewAction : uint8_t {
+    LCDVIEW_NONE,
+    LCDVIEW_REDRAW_NOW,
+    LCDVIEW_CALL_REDRAW_NEXT,
+    LCDVIEW_CLEAR_CALL_REDRAW,
+    LCDVIEW_CALL_NO_REDRAW
+  };
+
+  extern LCDViewAction lcdDrawUpdate;
   inline void lcd_refresh() { lcdDrawUpdate = LCDVIEW_CLEAR_CALL_REDRAW; }
 
   #if HAS_BUZZER

Marlin/src/sd/cardreader.h

 
 #include "SdFile.h"
 
+enum LsAction : uint8_t { LS_SerialPrint, LS_Count, LS_GetFilename };
+
 class CardReader {
 public:
   CardReader();