Fix NocoDB sort option format to use array structure

Change sort option from object to array format to match n8n's
expected parameter structure for NocoDB nodes. This should resolve
import errors when loading the workflow.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

tracker-db.json

@@ -232,10 +232,12 @@
         "table": "m8pqj5ixgnnrzkg",
         "returnAll": true,
         "options": {
-          "sort": {
+          "sort": [
+            {
               "field": "timestamp",
               "direction": "desc"
             }
+          ]
         }
       },
       "id": "efc8af5b-b101-4a1c-b43e-f53adc22736e",