Remove unused directory from test/ssl .gitignore
The clientside log saved from the testrun was removed in
1caef31d9
but the entry in the .gitignore file remained. While this exists
in older branches as well, it's mostly a cosmetical fix so no back-
patching is done.
Reviewed-by: Michael Paquier
Discussion: https://postgr.es/m/
F8E73040-BB6F-43BF-95B4-
3CEC037BE856@yesql.se