tests: add the missing space to test-hghave.t (issue6762)
log() in run-tests.py add a space to the end of all messages that it prints, and I missed this fact in my previous patch.
This instance will be upgraded to Heptapod 18.0.1 on 2025-07-10 between 14:00 and 15:00 UTC+2
log() in run-tests.py add a space to the end of all messages that it prints, and I missed this fact in my previous patch.