tests: remove HGALLOWPYTHON3 reference
This variable was removed from setup.py in
c3e10f705a6c.
Differential Revision: https://phab.mercurial-scm.org/D7223
--- a/tests/test-install.t Mon Nov 04 20:21:31 2019 -0800
+++ b/tests/test-install.t Mon Nov 04 20:10:51 2019 -0800
@@ -236,11 +236,6 @@
#endif
-#if py3
- $ HGALLOWPYTHON3=1
- $ export HGALLOWPYTHON3
-#endif
-
#if virtualenv
Verify that Mercurial is installable with pip. Note that this MUST be