Merge pull request #429 from tnierman/osd-28525_update_permissions

OSD-28525 - Additional permission for CAD to retrieve machinehealthchecks on-cluster

Author: openshift-merge-bot[bot]

pkg/investigations/machineHealthCheckUnterminatedShortCircuitSRE/metadata.yaml

@@ -10,6 +10,7 @@ rbac:
             - "machine.openshift.io"
           resources:
             - "machines"
+            - "machinehealthchecks"
   clusterRoleRules:
     - verbs:
         - "get"