🚸 E3V2 Enhanced cosmetic fixes (#23009)

Marlin/src/lcd/e3v2/enhanced/dwin.cpp

 
   LOOP_L_N(i, 3) {
     DWINUI::Draw_Icon(ICON_PrintSize + i, 26, 99 + i * 73);
-    DWIN_Draw_Line(HMI_data.SplitLine_Color, 16, MBASE(2) + i * 73, 256, 156 + i * 73);
+    DWIN_Draw_HLine(HMI_data.SplitLine_Color, 16, MBASE(2) + i * 73, 240);
   }
 
   DWIN_UpdateLCD();
 void DWIN_StartHoming() {
   HMI_flag.home_flag = true;
   HMI_SaveProcessID(Homing);
+  Title.ShowCaption(F("Axis Homing"));
   DWIN_Draw_Popup(ICON_BLTouch, F("Axis Homing"), F("Please wait until done."));
 }
 
 void DWIN_MeshLevelingStart() {
   #if HAS_ONESTEP_LEVELING
     HMI_SaveProcessID(Leveling);
+    Title.ShowCaption(F("Bed Leveling"));
     DWIN_Draw_Popup(ICON_AutoLeveling, GET_TEXT_F(MSG_BED_LEVELING), F("Please wait until done."));
   #elif ENABLED(MESH_BED_LEVELING)
     Draw_ManualMesh_Menu();

Marlin/src/lcd/e3v2/enhanced/meshviewer.cpp

     NOLESS(maxz, v);
     NOMORE(minz, v);
   }
-  Title.ShowCaption(F("Mesh viewer"));
+  Title.ShowCaption(F("Mesh Viewer"));
   DWINUI::ClearMenuArea();
   DWINUI::Draw_Icon(ICON_Continue_E, 86, 305);
   DWIN_Draw_Rectangle(0, HMI_data.SplitLine_Color, px(0), py(0), px(GRID_MAX_POINTS_X - 1), py(GRID_MAX_POINTS_Y - 1));