Schematic: duplicate on hover: grabs symbol instead of field

Fixes: https://gitlab.com/kicad/code/kicad/-/issues/13495

eeschema/tools/sch_editor_control.cpp

@@ -1213,6 +1213,12 @@ bool SCH_EDITOR_CONTROL::doCopy( bool aUseDuplicateClipboard )
             SCH_SHEET* sheet = (SCH_SHEET*) item;
             m_supplementaryClipboard[ sheet->GetFileName() ] = sheet->GetScreen();
         }
+        else if( item->Type() == SCH_FIELD_T )
+        {
+            // Most of the time the user is trying to duplicate the parent symbol
+            // and the field text is in it
+            selection.Add( item->GetParent() );
+        }
     }
 
     STRING_FORMATTER formatter;