bpo-43916: Apply Py_TPFLAGS_DISALLOW_INSTANTIATION to selected types (GH-25748)

Apply Py_TPFLAGS_DISALLOW_INSTANTIATION to the following types:

* _dbm.dbm
* _gdbm.gdbm
* _multibytecodec.MultibyteCodec
* _sre..SRE_Scanner
* _thread._localdummy
* _thread.lock
* _winapi.Overlapped
* array.arrayiterator
* functools.KeyWrapper
* functools._lru_list_elem
* pyexpat.xmlparser
* re.Match
* re.Pattern
* unicodedata.UCD
* zlib.Compress
* zlib.Decompress
diff --git a/Lib/test/test_tcl.py b/Lib/test/test_tcl.py
index ee7344c..cd3aacf6 100644
--- a/Lib/test/test_tcl.py
+++ b/Lib/test/test_tcl.py
@@ -736,8 +736,11 @@ def check(value):
         check('{\n')
         check('}\n')
 
+    @support.cpython_only
     def test_new_tcl_obj(self):
         self.assertRaises(TypeError, _tkinter.Tcl_Obj)
+        self.assertRaises(TypeError, _tkinter.TkttType)
+        self.assertRaises(TypeError, _tkinter.TkappType)
 
 class BigmemTclTest(unittest.TestCase):