turn off all python2 tests

As much as I like running reggression tests, turning off all python2 tests
would make it quite a bit easier to move to python3.

Doing this would also allow us to update some of the ports used heavily in
tests like py-test, etc.

thoughts?

Index: python.port.mk
===================================================================
RCS file: /cvs/ports/lang/python/python.port.mk,v
retrieving revision 1.131
diff -u -p -u -r1.131 python.port.mk
--- python.port.mk 23 Feb 2021 22:04:35 -0000 1.131
+++ python.port.mk 27 Feb 2021 02:02:55 -0000
@@ -75,6 +75,8 @@ MODPY_PYC_MAGIC_TAG =
MODPY_COMMENT = "@comment "
MODPY_ABI3SO =
MODPY_PYOEXTENSION = pyo
+# turn off all python2 tests to ease switching to python3
+NO_TEST = Yes
.elif ${MODPY_MAJOR_VERSION} == 3
# replace py- prefix by py3-
FULLPKGNAME ?= ${PKGNAME:S/^py-/py3-/}${FLAVOR_EXT:S/-python3//}