Bump pytest from 7.4.4 to 9.0.3

Bumps [pytest](https://github.com/pytest-dev/pytest) from 7.4.4 to 9.0.3.
- [Release notes](https://github.com/pytest-dev/pytest/releases)
- [Changelog](https://github.com/pytest-dev/pytest/blob/main/CHANGELOG.rst)
- [Commits](https://github.com/pytest-dev/pytest/compare/7.4.4...9.0.3)

---
updated-dependencies:
- dependency-name: pytest
  dependency-version: 9.0.3
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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

pyproject.toml

@@ -16,7 +16,7 @@ dependencies = ["specklepy==3.1.0",
 [project.optional-dependencies]
 dev = [
     "mypy==1.13.0",
-    "pytest==7.4.4",
+    "pytest==9.0.3",
     "ruff==0.11.12",
 ]