Fix test_poplib.py

Author: sobolevn

Lib/test/test_poplib.py

@@ -29,7 +29,7 @@
     import ssl
 
     SUPPORTS_SSL = True
-    CERTFILE = os.path.join(os.path.dirname(__file__) or os.curdir, "certadata", "keycert3.pem")
+    CERTFILE = os.path.join(os.path.dirname(__file__) or os.curdir, "certdata", "keycert3.pem")
     CAFILE = os.path.join(os.path.dirname(__file__) or os.curdir, "certdata", "pycacert.pem")
 
 requires_ssl = skipUnless(SUPPORTS_SSL, 'SSL not supported')