Remove obsolete 32-bit Python on 64-bit Windows warning

Removes the runtime warning (and its PROCESSOR_ARCHITEW6432 detection,
plus the now-unused os, sys, warnings imports) now that 32-bit Windows
is no longer supported.

Author: claude

src/cryptography/hazmat/bindings/openssl/binding.py

@@ -4,12 +4,9 @@
 
 from __future__ import annotations
 
-import os
-import sys
 import threading
 import types
 import typing
-import warnings
 from collections.abc import Callable
 
 import cryptography
@@ -108,15 +105,3 @@ def _verify_package_version(version: str) -> None:
 _verify_package_version(cryptography.__version__)
 
 Binding.init_static_locks()
-
-if (
-    sys.platform == "win32"
-    and os.environ.get("PROCESSOR_ARCHITEW6432") is not None
-):
-    warnings.warn(
-        "You are using cryptography on a 32-bit Python on a 64-bit Windows "
-        "Operating System. Cryptography will be significantly faster if you "
-        "switch to using a 64-bit Python.",
-        UserWarning,
-        stacklevel=2,
-    )