Fix dask labextention files

Author: oshadura

docker/dask/labextension.yaml

@@ -12,6 +12,14 @@ labextension:
     kwargs: {}
 
   initial:
+    - name: "Coffea Casa Adaptive Cluster"
+      adapt:
+        minimum: 1
+        maximum: 50
+        interval: "2s"
+        wait_count: 3
+
+  default:
     - name: "Coffea Casa Adaptive Cluster"
       adapt:
         minimum: 1