Revert "Fix injection of ZopeLite test configuration into the global …

…Zope configuration."

src/plone/testing/zope.py

@@ -7,6 +7,7 @@
 from plone.testing import zca
 from plone.testing import zodb
 from plone.testing._z2_testbrowser import Browser  # noqa
+from Testing.ZopeTestCase.ZopeLite import _patched as ZOPETESTCASEALERT
 from webtest.http import StopableWSGIServer
 from Zope2.App.schema import Zope2VocabularyRegistry
 from zope.schema.vocabulary import getVocabularyRegistry
@@ -460,11 +461,6 @@ def setUpDatabase(self):
         that the database that is opened by Zope 2 is in fact the top of
         the resource stack.
         """
-
-        # NOTE: Keep that import here.
-        #       Having it on module-level has the side effect of injecting the
-        #       ZopeLite test configuration into the global Zope configuration.
-        from Testing.ZopeTestCase.ZopeLite import _patched as ZOPETESTCASEALERT
         if ZOPETESTCASEALERT:
             raise Exception('You try to run plone.testing tests together with '
                             'ZopeTestCase tests. This will result in random '