Merge pull request #59014 from Random-Liu/make-kube-up-kubelet-args-configurable

Automatic merge from submit-queue (batch tested with PRs 59010, 59212, 59281, 59014, 59297). If you want to cherry-pick this change to another branch, please follow the instructions <a href="https://github.com/kubernetes/community/blob/master/contributors/devel/cherry-picks.md">here</a>.

Make kubelet flags of kube-up.sh configurable.

Fixes https://github.com/kubernetes/kubernetes/issues/59503.

For CRI container runtime, we need to pass kubelet the container runtime cgroup.

~~Currently, for `e2e-up.sh` we can use `KUBE_TEST_ARGS` to configure kubelet flags. However, for `kube-up.sh` we don't have a way to configure it.~~
Actually we can also use `KUBE_TEST_ARGS` for kubelet flags. However, I prefer we still make this change to make the env name more formalized.

@kubernetes/sig-cluster-lifecycle-pr-reviews @kubernetes/sig-node-pr-reviews 
@yujuhong @feiskyer @mrunalp 

Signed-off-by: Lantao Liu <lantaol@google.com>



**What this PR does / why we need it**:

**Which issue(s) this PR fixes** *(optional, in `fixes #<issue number>(, fixes #<issue_number>, ...)` format, will close the issue(s) when PR gets merged)*:
Fixes #

**Special notes for your reviewer**:

**Release note**:

```release-note
none
```

cluster/gce/config-default.sh

@@ -89,6 +89,8 @@ RKT_STAGE1_IMAGE=${KUBE_RKT_STAGE1_IMAGE:-coreos.com/rkt/stage1-coreos}
 MASTER_EXTRA_METADATA=${KUBE_MASTER_EXTRA_METADATA:-${KUBE_EXTRA_METADATA:-}}
 # MASTER_EXTRA_METADATA is the extra instance metadata on node instance separated by commas.
 NODE_EXTRA_METADATA=${KUBE_NODE_EXTRA_METADATA:-${KUBE_EXTRA_METADATA:-}}
+# KUBELET_TEST_ARGS are extra arguments passed to kubelet.
+KUBELET_TEST_ARGS=${KUBE_KUBELET_EXTRA_ARGS:-}
 
 NETWORK=${KUBE_GCE_NETWORK:-default}
 # Enable network deletion by default (for kube-down), unless we're using 'default' network.