ignore cilint

* fix: continue of deletion for del pod failed when can't found vpc or subnet

(cherry picked from commit baeb3af4)

(cherry picked from commit 8393f322)

This reverts commit cc124556.

    1. add file log to survive pod restart
    2. add klog metrics
    3. mute some error log

When kube-ovn-controller starts in a cluster with lots of services, the previous empty match log will flood the screen:
```
I0208 00:31:03.804692       1 network_policy.go:789] match svc is []
I0208 00:31:03.804757       1 network_policy.go:789] match svc is []
I0208 00:31:03.804775       1 network_policy.go:789] match svc is []
I0208 00:31:03.804785       1 network_policy.go:789] match svc is []
I0208 00:31:03.804793       1 network_policy.go:789] match svc is []
I0208 00:31:03.804802       1 network_policy.go:789] match svc is []
I0208 00:31:03.804810       1 network_policy.go:789] match svc is []
I0208 00:31:03.804821       1 network_policy.go:789] match svc is []
I0208 00:31:03.804832       1 network_policy.go:789] match svc is []
```

(cherry picked from commit 432c4070)

1. add timeout for kubectl rollout status;
2. sleep 5 seconds after deleting Pods.