py3: these two casefolding tests pass for me on my Mac
I assume the buildbot didn't catch them because it's on a
case-sensitive filesystem.
Differential Revision: https://phab.mercurial-scm.org/D5681
--- a/contrib/python3-whitelist Thu Jan 24 13:54:45 2019 -0500
+++ b/contrib/python3-whitelist Thu Jan 24 13:57:23 2019 -0500
@@ -57,7 +57,9 @@
test-bundle2-remote-changegroup.t
test-cache-abuse.t
test-cappedreader.py
+test-casecollision-merge.t
test-casecollision.t
+test-casefolding.t
test-cat.t
test-cbor.py
test-censor.t