Automatic merge from submit-queue

fix GPU resource validation that incorrectly allows zero limits

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

The validation logic for GPUs is not run if limits is not set for GPUs.
We need to check limits equals requests even if just request is set for GPUs.

**Which issue this PR fixes** *(optional, in `fixes #<issue number>(, fixes #<issue_number>, ...)` format, will close that issue when PR gets merged)*: fixes #50182

**Special notes for your reviewer**:
/assign @vishh 
/cc @jiayingz 

**Release note**:

```release-note
fix GPU resource validation that incorrectly allows zero limits
```