Bump shfmt-py from 3.11.0.2 to 3.12.0.2

Bumps [shfmt-py](https://github.com/maxwinterstein/shfmt-py) from 3.11.0.2 to 3.12.0.2.
- [Release notes](https://github.com/maxwinterstein/shfmt-py/releases)
- [Commits](https://github.com/maxwinterstein/shfmt-py/commits)

---
updated-dependencies:
- dependency-name: shfmt-py
  dependency-version: 3.12.0.2
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

pyproject.toml

@@ -66,7 +66,7 @@ optional-dependencies.dev = [
     # but also because having it installed means that ``actionlint-py`` will
     # use it to lint shell commands in GitHub workflow files.
     "shellcheck-py==0.10.0.1",
-    "shfmt-py==3.11.0.2",
+    "shfmt-py==3.12.0.2",
     "sphinx==8.2.3",
     "sphinx-copybutton==0.5.2",
     "sphinx-lint==1.0.0",