Move Cancel Object menu, fix canceled item index (MarlinFirmware#18930)

Author: swissnorp

Marlin/src/lcd/menu/menu_advanced.cpp

@@ -53,7 +53,6 @@
 
 void menu_tmc();
 void menu_backlash();
-void menu_cancelobject();
 
 #if ENABLED(DAC_STEPPER_CURRENT)
 
@@ -560,10 +559,6 @@ void menu_advanced_settings() {
     SUBMENU(MSG_BACKLASH, menu_backlash);
   #endif
 
-  #if ENABLED(CANCEL_OBJECTS)
-    SUBMENU(MSG_CANCEL_OBJECT, []{ editable.int8 = -1; ui.goto_screen(menu_cancelobject); });
-  #endif
-
   #if ENABLED(DAC_STEPPER_CURRENT)
     SUBMENU(MSG_DRIVE_STRENGTH, menu_dac);
   #endif

Marlin/src/lcd/menu/menu_cancelobject.cpp

@@ -43,7 +43,7 @@ static void lcd_cancel_object_confirm() {
   };
   MenuItem_confirm::confirm_screen(
     []{
-      cancelable.cancel_object(MenuItemBase::itemIndex - 1);
+      cancelable.cancel_object(MenuItemBase::itemIndex);
       ui.completion_feedback();
       ui.goto_previous_screen();
     },

Marlin/src/lcd/menu/menu_main.cpp

@@ -51,6 +51,7 @@
 #endif
 
 void menu_tune();
+void menu_cancelobject();
 void menu_motion();
 void menu_temperature();
 void menu_configuration();
@@ -110,7 +111,12 @@ void menu_main() {
         );
       });
     #endif
+
     SUBMENU(MSG_TUNE, menu_tune);
+
+    #if ENABLED(CANCEL_OBJECTS) && DISABLED(SLIM_LCD_MENUS)
+      SUBMENU(MSG_CANCEL_OBJECT, []{ editable.int8 = -1; ui.goto_screen(menu_cancelobject); });
+    #endif
   }
   else {