Ability to Set Local Testing GRPC Port

Hi, we have an issue where we experience test flakiness using the temporal testing SDK in Java. Our initial hypothesis is that when tests are run concurrently, they will use the same port for the in-memory GRPC server and collide with on-another. This manifests in test timeouts and a bunch of GRPC errors. If the tests are not run in parallel, they are fine. We’ve experienced this issue with other testing frameworks and solved it via allowing the OS to provide a unique open port for each test. Is this possible in Temporal Java SDK?