[Libp2p] - Validate direct connection assertions

[rob-maron]

What is this task and why do we need to work on it?

When sending a direct message, a connection to a particular node is created. This PR is to validate assertions about that and fix issues that arise. Mainly, we want to make sure we are recycling connections properly and not keeping them open indefinitely.

What work will need to be done to complete this task?

No response

Are there any other details to include?

No response

What are the acceptance criteria to close this issue?

• [ ] Connections are not open indefinitely

Branch work will be merged to (if not the default branch)

No response