Add attestation identities to the example

Author: brettcannon

peps/pep-0751.rst

@@ -777,6 +777,11 @@ Example
   wheels = [
     {name = 'attrs-25.1.0-py3-none-any.whl', upload-time = 2025-01-25T11:30:10.164985+00:00, url = 'https://files.pythonhosted.org/packages/fc/30/d4986a882011f9df997a55e6becd864812ccfcd821d64aac8570ee39f719/attrs-25.1.0-py3-none-any.whl', size = 63152, hashes = {sha256 = 'c75a69e28a550a7e93789579c22aa26b0f5b83b75dc4e08fe092980051e1090a'}},
   ]
+  [[packages.attestation-identities]]
+  environment = 'release-pypi'
+  kind = 'GitHub'
+  repository = 'python-attrs/attrs'
+  workflow = 'pypi-package.yml'
 
   [[packages]]
   name = 'cattrs'
@@ -800,7 +805,9 @@ Example
 
   [tool.mousebender]
   command = ['.', 'lock', '--platform', 'cpython3.12-windows-x64', '--platform', 'cpython3.12-manylinux2014-x64', 'cattrs', 'numpy']
-  run-on = 2025-03-05T14:34:09.758037
+  run-on = 2025-03-06T12:28:57.760769
+
+