This brings our code more inline with Core per
https://github.com/bitcoin/bitcoin/pull/19219/commits/b691f2df5f7d443c0c9ee056ab94aa0fc19566d5#diff-9a82240fe7dfe86564178691cc57f2f1
which was backported prior to being merged upstream.

This change ensures the logs present a more accurate reason for the connecting being dropped.
Coincidentally, it makes the code easier to reason about.

ninja check for sanity.
This code does not appear to have any explicit tests.