Update poethepoet requirement from <0.30 to <0.31

Updates the requirements on [poethepoet](https://github.com/nat-n/poethepoet) to permit the latest version.
- [Release notes](https://github.com/nat-n/poethepoet/releases)
- [Commits](nat-n/poethepoet@v0.1.0...v0.30.0)

---
updated-dependencies:
- dependency-name: poethepoet
  dependency-type: direct:development
...

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

setup.py

@@ -67,7 +67,7 @@ def read(path):
             "certifi",
             "createcoverage>=1,<2",
             "mypy<1.14",
-            "poethepoet<0.30",
+            "poethepoet<0.31",
             "ruff<0.8",
             "stopit>=1.1.2,<2",
             "tox>=3,<5",