Automatic merge from submit-queue
Fix flake in sandbox garbage collection
**What this PR does / why we need it**:
Sorry for introducing a flakiness in #43053: the creation time is not set in `makeGCSandbox`, which caused the garbage collection removes sandboxes randomly if there are more than one dead sandboxes belonging to same pod.
This PR fixes the flakiness in sandbox garbage collection.
**Which issue this PR fixes**
Fixes#45281#45274.
**Special notes for your reviewer**:
**Release note**:
```release-note
NONE
```
cc/ @Random-Liu @shashidharatd @kubernetes/sig-node-bugs