Update twine requirement from <6,>=5 to >=5,<7

Updates the requirements on [twine](https://github.com/pypa/twine) to permit the latest version.
- [Release notes](https://github.com/pypa/twine/releases)
- [Changelog](https://github.com/pypa/twine/blob/main/docs/changelog.rst)
- [Commits](pypa/twine@5.0.0...6.0.1)

---
updated-dependencies:
- dependency-name: twine
  dependency-type: direct:production
...

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

pyproject.toml

@@ -48,7 +48,7 @@ develop = [
     "mdformat>=0.7.19,<0.8",
     "mdformat-tables>=1,<1.1",
     "ruff>=0.6,<0.8",
-    "twine>=5,<6",
+    "twine>=5,<7",
     # test
     "pytest",
     "pytest-cov",