TetraIF migration and Unittest Implementation for it

Entire-Checkpoint: 14d1fef0cf36

qt6-after/qt6-migrated-legatus/TetraIF/LogView/LogViewModels.cpp

@@ -55,7 +55,7 @@ QVariant ParticipantModel::data(const QModelIndex &index, int role) const
         break;
       }
     }
-    if (role == Qt::BackgroundColorRole)
+    if (role == Qt::BackgroundRole)
     {
       if (p.first == 0)
         return QVariant();