py3: add one more passing test to whitelist
Caught by python 3 builder.
Differential Revision: https://phab.mercurial-scm.org/D5175
--- a/contrib/python3-whitelist Sat Oct 20 00:05:50 2018 +0300
+++ b/contrib/python3-whitelist Sat Oct 20 00:12:20 2018 +0300
@@ -261,6 +261,7 @@
test-identify.t
test-impexp-branch.t
test-import-bypass.t
+test-import-context.t
test-import-eol.t
test-import-merge.t
test-import-unknown.t