Microsoft.ML.TorchSharp.Tests.QATests.TestSimpleQA followed by process killed / return 137

## Build Information
Build: https://dev.azure.com/dnceng-public/public/_build/results?buildId=530980&view=results
Build error leg or test failing: Microsoft.ML.TorchSharp.Tests Work Item
Pull Request https://github.com/dotnet/machinelearning/pull/6976

## Error Message

Fill the error message using [step by step known issues guidance](https://github.com/dotnet/arcade/blob/main/Documentation/Projects/Build%20Analysis/KnownIssues.md#how-to-fill-out-a-known-issue-error-section).

```json
{
"ErrorMessage": [ "Starting test: Microsoft.ML.TorchSharp.Tests.QATests.TestSimpleQA", "+ export _commandExitCode=137" ],
"ErrorPattern": "",
"BuildRetry": false,
"ExcludeConsoleLog": false
}
```

**System Information (please complete the following information):**
- OS & Version: Ubuntu 18.04
- ML.NET Version: latest
- .NET Version: .NET 6.0

**Describe the bug**
This test is failing in CI somewhat regularly. The error pattern looks like the following:
```
Starting test: Microsoft.ML.TorchSharp.Tests.QATests.TestSimpleQA
Killed
+ export _commandExitCode=137
````
Here are a few instances:
https://helixre107v0xd1eu3ibi6ka.blob.core.windows.net/dotnet-machinelearning-refs-pull-6974-merge-f61a125156aa4af1bd/Microsoft.ML.TorchSharp.Tests/1/console.83a6fa6c.log?helixlogtype=result
https://helixre107v0xdeko0k025g8.blob.core.windows.net/dotnet-machinelearning-refs-pull-6976-merge-0a13c2cd41724c3483/Microsoft.ML.TorchSharp.Tests/1/console.ff57f777.log?helixlogtype=result

I can't currently capture this failure in a known issue because there is no unique line logged. I've seen this failure numerous times - always when `TestSimpleQA` is running.

### Report
#### Summary
|24-Hour Hit Count|7-Day Hit Count|1-Month Count|
|---|---|---|
|0|0|0|

### Known issue validation
**Build: :mag_right:**
**Result validation:** :warning: Build internal information not found. This may happen if your build is too old. Please use a build that is no older than two weeks. If the problem persists, contact [.NET Engineering Services Team](https://dev.azure.com/dnceng/internal/_wiki/wikis/DNCEng%20Services%20Wiki/890/How-to-get-a-hold-of-Engineering-Servicing) and share this issue.
**Validation performed at:** 2/14/2024 10:25:46 PM UTC