Automatic merge from submit-queue
Reject Rules for ExternalIP and svc port if no ep
- Install ICMP Reject Rules for externalIP and svc port
if no endpoints are present
- Includes Unit Test case
- Fixes#44516
**What this PR does / why we need it**:
Explained in issue #44516
**Which issue this PR fixes** *(optional, in `fixes #<issue number>(, fixes #<issue_number>, ...)` format, will close that issue when PR gets merged)*: fixes #
`Fixes #44516`
**Special notes for your reviewer**:
Similar to #43415
Feedback welcome. Will be happy to improve the patch.
Unit Test done and passing.
**Release note**:
```release-note
```
12c6b0c23b