chore: update pytest requirement in /{{cookiecutter.repo_name}}

Updates the requirements on [pytest](https://github.com/pytest-dev/pytest) to permit the latest version.
- [Release notes](https://github.com/pytest-dev/pytest/releases)
- [Changelog](https://github.com/pytest-dev/pytest/blob/main/CHANGELOG.rst)
- [Commits](pytest-dev/pytest@8.0.0...9.0.1)

---
updated-dependencies:
- dependency-name: pytest
  dependency-version: 9.0.1
  dependency-type: direct:development
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

{{cookiecutter.repo_name}}/pyproject.toml

@@ -11,7 +11,7 @@ dev = [
     "build~=1.0",
     "pre-commit~=4.0",
     "pyright==1.1.407",
-    "pytest~=8.0",
+    "pytest~=9.0",
     "ruff~=0.14.3",
     "twine~=6.1",
 ]