Fix an unnecessary allowlist entry in ssl.pyi (#9776)

Author: AlexWaygood

stdlib/ssl.pyi

@@ -291,11 +291,14 @@ ALERT_DESCRIPTION_UNSUPPORTED_CERTIFICATE: AlertDescription
 ALERT_DESCRIPTION_UNSUPPORTED_EXTENSION: AlertDescription
 ALERT_DESCRIPTION_USER_CANCELLED: AlertDescription
 
-class _ASN1Object(NamedTuple):
+class _ASN1ObjectBase(NamedTuple):
     nid: int
     shortname: str
     longname: str
     oid: str
+
+class _ASN1Object(_ASN1ObjectBase):
+    def __new__(cls, oid: str) -> Self: ...
     @classmethod
     def fromnid(cls, nid: int) -> Self: ...
     @classmethod

tests/stubtest_allowlists/py3_common.txt

@@ -168,8 +168,7 @@ shutil.rmtree  # stubtest doesn't like that we have this as an instance of a cal
 socketserver.BaseServer.fileno  # implemented in derived classes
 socketserver.BaseServer.get_request  # implemented in derived classes
 socketserver.BaseServer.server_bind  # implemented in derived classes
-ssl.Purpose.__new__  # You cannot override __new__ in NamedTuple and runtime uses namedtuple.
-ssl._ASN1Object.__new__  # You cannot override __new__ in NamedTuple and runtime uses namedtuple.
+ssl.Purpose.__new__  # the multiple inheritance confuses mypy
 (sys.get_int_max_str_digits)?  # Added in a patch release, backported to all security branches, but has yet to find its way to all GitHub Actions images
 sys.implementation  # Actually SimpleNamespace but then you wouldn't have convenient attributes
 (sys.set_int_max_str_digits)?  # Added in a patch release, backported to all security branches, but has yet to find its way to all GitHub Actions images