fix: honor insecureSkipTLS in OCI storage secret #8320

Job	Run time
e2e-fleet-test-k3s-new-infra-setup-helm	5m 15s
e2e-fleet-test-k3s-old-sharding	5m 28s
e2e-fleet-test-k3s-new-metrics	9m 33s
e2e-fleet-test-k3s-old-infra-setup-oci	12m 8s
e2e-fleet-test-k3s-new-infra-setup-oci	11m 55s
e2e-fleet-test-k3s-new-sharding	5m 9s
e2e-fleet-test-k3s-old-default	10m 23s
e2e-fleet-test-k3s-new-infra-setup-git	18m 46s
e2e-fleet-test-k3s-old-infra-setup-helm	5m 30s
e2e-fleet-test-k3s-old-infra-setup-git	17m 34s
e2e-fleet-test-k3s-new-default	12m 6s
e2e-fleet-test-k3s-old-metrics	10m 10s
e2e-fleet-test-k3s-new-sharded-metrics	9m 31s
e2e-fleet-test-k3s-old-sharded-metrics	9m 26s
	2h 22m 54s

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