refactor(enhanced-kanban): clean up TaskCard component structure

- Reformatted the TaskCard component for improved readability by adjusting indentation and spacing.
- Ensured consistent styling and structure for the drop indicator and task card elements.
- Maintained existing functionality while enhancing code clarity and maintainability.

worklenz-frontend/src/components/enhanced-kanban/EnhancedKanbanBoardNativeDnD/TaskCard.tsx

@@ -32,11 +32,13 @@ const TaskCard: React.FC<TaskCardProps> = memo(({
                 <div
                     style={{
                         height: 80,
-            margin: '8px 0', 
                         background: themeMode === 'dark' ? '#2a2a2a' : '#f0f0f0', 
                         borderRadius: 6,
                         border: `5px`
                     }}
+                    onDragStart={e => onTaskDragStart(e, task.id!, groupId)}
+                    onDragOver={e => onTaskDragOver(e, groupId, idx)}
+                    onDrop={e => onTaskDrop(e, groupId, idx)}
                 />
             )}
             <div