Verify that users can filter data by Project, Cluster, and Node.

Related issue: FLPATH-2732

Test Steps:
1. Navigate to the cost management view
2. Locate the filter controls
3. Test filtering by Project name
4. Test filtering by Cluster
5. Test filtering by Node
6. Test combining multiple filters
7. Test clearing filters

Expected Results:

• Filter controls are visible and accessible
• Filtering by Project shows only matching entries
• Filtering by Cluster shows only matching entries
• Filtering by Node shows only matching entries
• Multiple filters can be combined
• Clearing filters shows all data again