also make a symlink in test instance home for 'lib' folder

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@16473 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5Type/tests/runUnitTest.py

@@ -68,7 +68,7 @@ def initializeInstanceHome(tests_framework_home,
     path = os.path.join(instance_home, d)
     if not os.path.exists(path):
       os.mkdir(path)
-  for d in ('Extensions', 'Products', 'bt5', 'svn'):
+  for d in ('Extensions', 'Products', 'bt5', 'svn', 'lib'):
     src = os.path.join(real_instance_home, d)
     dst = os.path.join(instance_home, d)
     if not os.path.exists(dst):