MorphOS: MUIC_TextEditor class prevents mouse-wheel/touchbar to scroll content of accompanying MUIC_List, MUIC_Floattext etc

[tdolphin-org]

Tested on MorphOS 3.18
When on a window there is an object of MUIC_TextEditor and also MUIC_List. Scrolling with mouse wheel or touch pad is not working on MUIC_List object. It works on MUIC_TextEditor.
Tested on example provided with TextEditor:
https://github.com/amiga-mui/texteditor/blob/master/demo/TextEditor-Demo.c
Only adjustments are

• bigger initial list, change from:
  

  texteditor/demo/TextEditor-Demo.c

  Line 92 in ceef9b7

  const char *StdEntries[] = { "Kind regards ", "Yours ", "Mvh ", NULL };

  
  into
  const char *StdEntries[] = { "Kind regards ", "Yours ", "Mvh ", "a", "B", "c", "d", "e", "f", NULL };
• disable MUIA_List_AdjustHeight for list, change from:
  

  texteditor/demo/TextEditor-Demo.c

  Line 370 in ceef9b7

  MUIA_List_AdjustHeight, TRUE,

  
  into
  MUIA_List_AdjustHeight, FALSE,