fix accuracy results

[dtrawins]

What does this PR do?

Fixing accuracy results with openvino adapter when sending multiple requests Fixes # (issue) Symptoms were with identical results returned for different sequential requests

Before submitting

• [ ] This PR fixes a typo or improves the docs (you can dismiss the other checks if that's the case).
• [ ] Did you make sure to update the documentation with your changes?
• [ ] Did you write any new necessary tests?