Automatic merge from submit-queue (batch tested with PRs 53157, 52628). 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>.

Revert "Make kubelet touch iptables lock file during initialization"

**What this PR does / why we need it**: Revert #47212. #36485 is fixed so this is no longer needed.

**Which issue this PR fixes** *(optional, in `fixes #<issue number>(, fixes #<issue_number>, ...)` format, will close that issue when PR gets merged)*: fixes #NONE

**Special notes for your reviewer**:
/assign @yujuhong @dchen1107 

**Release note**:

```release-note
NONE
```