Pierre-Yves David <pierre-yves.david@octobus.net> [Mon, 11 Mar 2024 12:03:40 +0100] rev 51498
tests: fix test-patchbomb-tls.t instability
The flakiness on chg is caused by a client that exit faster than the server
output log.
So actively wait for the server to issue the expected output (with a small
timeout)