OO-4868: revert change at manager level

src/main/java/org/olat/course/nodes/gta/manager/GTAManagerImpl.java

@@ -188,22 +188,6 @@ public class GTAManagerImpl implements GTAManager {
 			if(taskDefinitionsList != null && taskDefinitionsList.getTasks() != null) {
 				taskDefinitions.addAll(taskDefinitionsList.getTasks());
 			}
-			
-			File tasksFolder = getTasksDirectory(courseEnv, cNode);
-			String[] taskFiles = tasksFolder.list(SystemFilenameFilter.FILES_ONLY);
-			if(taskFiles != null) {
-				for(String taskFile:taskFiles) {
-					boolean found = false;
-					for(TaskDefinition taskDefinition:taskDefinitions) {
-						if(taskFile.equalsIgnoreCase(taskDefinition.getFilename())) {
-							found = true;
-						}
-					}
-					if(!found) {
-						taskDefinitions.add(TaskDefinition.fromFile(taskFile));
-					}
-				}
-			}
 		} else {
 			syncWithTaskList(courseEnv, cNode, () -> {
 				ModuleConfiguration config = cNode.getModuleConfiguration();