[Feature] Sync Kanban Board to Azure DevOps

Currently, the plugin allows users to create and update Kanban boards within Obsidian. This feature request proposes the ability to sync the Kanban board status and tasks with Azure DevOps, ensuring that any changes made in Obsidian are reflected in Azure DevOps and vice versa.

Proposed Changes:
- Implement a sync mechanism to compare tasks in Obsidian with those in Azure DevOps.
- Update only those tasks in Azure DevOps that have changed in Obsidian and have not been modified in Azure DevOps since the last sync.
- Store the last sync timestamp to ensure accurate and efficient syncing.
- Provide user feedback on the sync status and any conflicts that may arise.

Benefits:
- Seamless integration between Obsidian and Azure DevOps.
- Real-time updates and synchronization of task statuses.
- Improved workflow and task management across platforms.
- Enhanced productivity by reducing manual updates and potential errors.