Remove broken cinder knowledge extractor

Author: PhilippMatthes

helm/bundles/cortex-cinder/templates/knowledges.yaml

@@ -1,21 +1 @@
----
-apiVersion: knowledge.cortex/v1alpha1
-kind: Knowledge
-metadata:
-  name: netapp-storage-pool-cpu-usage-cinder
-spec:
-  operator: cortex-cinder
-  databaseSecretRef:
-    name: cortex-cinder-postgres
-    namespace: {{ .Release.Namespace }}
-  extractor:
-    name: netapp_storage_pool_cpu_usage_extractor
-  description: |
-    Extracts CPU usage information for NetApp storage pools.
-  recency: "60s"
-  dependencies:
-    datasources:
-      - name: netapp-aggr-labels-cinder
-      - name: netapp-node-cpu-busy-cinder
-      - name: netapp-volume-aggr-labels
-      - name: cinder-storage-pools
+