Update cleanup cron to remove taskrun instead of pipelineRun

pac is ran inside a taskrun now instead of pipelineRun which was
earlier. this update the cleanup cron for it.

Signed-off-by: Shivam Mukhade <[email protected]>

Author: Shivam Mukhade

config/305-cleanup-cron.yaml

@@ -31,11 +31,11 @@ spec:
           - command:
             - /bin/bash
             - -c
-            - test -e /etc/config/max-keep-days && export MAX_DAY_KEEP=$(cat /etc/config/max-keep-days);for pr in $(kubectl get pipelineruns -l app.kubernetes.io/managed-by=pipelines-as-code -o json | python3 -c "import
+            - test -e /etc/config/max-keep-days && export MAX_DAY_KEEP=$(cat /etc/config/max-keep-days);for pr in $(kubectl get taskruns -l app.kubernetes.io/managed-by=pipelines-as-code -o json | python3 -c "import
               os, sys, datetime, json;jeez=json.load(sys.stdin);res=[ i['metadata']['name']
               for i in jeez['items'] if datetime.datetime.now() > datetime.datetime.strptime(i['metadata']['creationTimestamp'],
               '%Y-%m-%dT%H:%M:%SZ') + datetime.timedelta(days=int(os.environ.get('MAX_DAY_KEEP', 1))) ];print(' '.join(res))");do
-              kubectl delete pipelinerun ${pr};done
+              kubectl delete taskrun ${pr};done
             image: quay.io/openshift/origin-cli:4.8
             imagePullPolicy: IfNotPresent
             name: cleanup