fix: use modern badge URL (#753)

Author: henryiii

README.md

@@ -197,7 +197,7 @@ A lot of the guide, cookiecutter, and repo-review started out as part of
 
 <!-- prettier-ignore-start -->
 
-[actions-badge]: https://github.com/scientific-python/cookie/workflows/CI/badge.svg
+[actions-badge]: https://github.com/scientific-python/actions/cookie/workflows/ci.yml/badge.svg
 [actions-link]: https://github.com/scientific-python/cookie/actions
 [cibuildwheel]: https://cibuildwheel.readthedocs.io
 [cookiecutter]: https://cookiecutter.readthedocs.io

{{cookiecutter.project_name}}/README.md

@@ -19,7 +19,7 @@
 {%- endif %}
 
 <!-- prettier-ignore-start -->
-[actions-badge]:            {{cookiecutter.url}}/workflows/CI/badge.svg
+[actions-badge]:            {{cookiecutter.url}}/actions/workflows/ci.yml/badge.svg
 [actions-link]:             {{cookiecutter.url}}/actions
 [conda-badge]:              https://img.shields.io/conda/vn/conda-forge/{{cookiecutter.project_name}}
 [conda-link]:               https://github.com/conda-forge/{{cookiecutter.project_name}}-feedstock