bpo-19417: Add test_bdb.py (GH-5217)

(cherry picked from commit 3fe33043ee83d19e15551094fc1e0984617ded3c)

Co-authored-by: xdegaye <xdegaye@gmail.com>
diff --git a/Lib/test/test_sundry.py b/Lib/test/test_sundry.py
index dddf326..4025c23 100644
--- a/Lib/test/test_sundry.py
+++ b/Lib/test/test_sundry.py
@@ -6,7 +6,7 @@
 
 class TestUntestedModules(unittest.TestCase):
     def test_untested_modules_can_be_imported(self):
-        untested = ('bdb', 'encodings', 'formatter', 'tabnanny')
+        untested = ('encodings', 'formatter', 'tabnanny')
         with support.check_warnings(quiet=True):
             for name in untested:
                 try: