Tweak CW/CCW bitmaps

Marlin/src/lcd/dogm/ultralcd_DOGM.cpp

   #if EITHER(BABYSTEP_ZPROBE_GFX_OVERLAY, MESH_EDIT_GFX_OVERLAY)
 
     const unsigned char cw_bmp[] PROGMEM = {
-      B00000001,B11111100,B00000000,
-      B00000111,B11111111,B00000000,
-      B00001111,B00000111,B10000000,
-      B00001110,B00000001,B11000000,
-      B00000000,B00000001,B11000000,
+      B00000000,B11111110,B00000000,
+      B00000011,B11111111,B10000000,
+      B00000111,B11000111,B11000000,
+      B00000111,B00000001,B11100000,
       B00000000,B00000000,B11100000,
-      B00001000,B00000000,B11100000,
-      B00011100,B00000000,B11100000,
-      B00111110,B00000000,B11100000,
-      B01111111,B00000000,B11100000,
-      B00011100,B00000000,B11100000,
+      B00000000,B00000000,B11110000,
+      B00000000,B00000000,B01110000,
+      B00000100,B00000000,B01110000,
+      B00001110,B00000000,B01110000,
+      B00011111,B00000000,B01110000,
+      B00111111,B10000000,B11110000,
       B00001110,B00000000,B11100000,
-      B00001110,B00000001,B11000000,
-      B00000111,B10000011,B11000000,
+      B00001111,B00000001,B11100000,
+      B00000111,B11000111,B11000000,
       B00000011,B11111111,B10000000,
       B00000000,B11111110,B00000000
     };
     const unsigned char ccw_bmp[] PROGMEM = {
       B00000000,B11111110,B00000000,
       B00000011,B11111111,B10000000,
-      B00000111,B10000011,B11000000,
-      B00001110,B00000001,B11000000,
+      B00000111,B11000111,B11000000,
+      B00001111,B00000001,B11100000,
       B00001110,B00000000,B11100000,
-      B00011100,B00000000,B11100000,
-      B01111111,B00000000,B11100000,
-      B00111110,B00000000,B11100000,
-      B00011100,B00000000,B11100000,
-      B00001000,B00000000,B11100000,
+      B00111111,B10000000,B11110000,
+      B00011111,B00000000,B01110000,
+      B00001110,B00000000,B01110000,
+      B00000100,B00000000,B01110000,
+      B00000000,B00000000,B01110000,
+      B00000000,B00000000,B11110000,
       B00000000,B00000000,B11100000,
-      B00000000,B00000001,B11000000,
-      B00001110,B00000001,B11000000,
-      B00001111,B00000111,B10000000,
-      B00000111,B11111111,B00000000,
-      B00000001,B11111100,B00000000
+      B00000111,B00000001,B11100000,
+      B00000111,B11000111,B11000000,
+      B00000011,B11111111,B10000000,
+      B00000000,B11111110,B00000000
     };
 
     const unsigned char up_arrow_bmp[] PROGMEM = {

Marlin/src/lcd/menu/menu.h

   void lcd_enqueue_one_now_P(PGM_P const cmd);
 #endif
 
+#if HAS_GRAPHICAL_LCD && EITHER(BABYSTEP_ZPROBE_GFX_OVERLAY, MESH_EDIT_GFX_OVERLAY)
+  void _lcd_zoffset_overlay_gfx(const float zvalue);
+#endif
+
 #if ENABLED(LEVEL_BED_CORNERS)
   void _lcd_level_bed_corners();
 #endif