[PATCH] py3: update the python3-whitelist with new tests which pass on Python 3

[Pulkit Goyal]

# HG changeset patch
# User Pulkit Goyal <7895pulkit at gmail.com>
# Date 1498578368 -19800
#      Tue Jun 27 21:16:08 2017 +0530
# Node ID 4b0fa69ed38fabf4ec0f850a10c521885ccf090e
# Parent  e88fdec9cb9ebc58e217f7e591ea15afe928c1c8
py3: update the python3-whitelist with new tests which pass on Python 3

We have now 34 tests passing on Python 3.

diff --git a/contrib/python3-whitelist b/contrib/python3-whitelist
--- a/contrib/python3-whitelist
+++ b/contrib/python3-whitelist
@@ -1,11 +1,34 @@
 test-ancestor.py
+test-backwards-remove.t
+test-branch-tag-confict.t
+test-casecollision.t
+test-check-commit.t
 test-check-execute.t
+test-check-pyflakes.t
+test-check-pylint.t
 test-check-shbang.t
 test-contrib-check-code.t
 test-contrib-check-commit.t
 test-ctxmanager.py
+test-diff-issue2761.t
+test-diff-reverse.t
+test-diff-subdir.t
+test-dirstate-nonnormalset.t
 test-doctest.py
+test-empty-dir.t
+test-excessive-merge.t
+test-issue1089.t
+test-issue1993.t
+test-issue842.t
+test-locate.t
 test-lrucachedict.py
+test-manifest.py
+test-merge-default.t
+test-merge-subrepos.t
+test-merge2.t
+test-merge5.t
+test-revlog-packentry.t
 test-run-tests.py
 test-unified-test.t
+test-update-reverse.t
 test-xdg.t