Update third-party-license-file-generator requirement

Updates the requirements on [third-party-license-file-generator](https://github.com/ftpsolutions/python-third-party-license-file-generator) to permit the latest version.
- [Release notes](https://github.com/ftpsolutions/python-third-party-license-file-generator/releases)
- [Commits](ftpsolutions/python-third-party-license-file-generator@2025.6.18...2025.9.8)

---
updated-dependencies:
- dependency-name: third-party-license-file-generator
  dependency-version: 2025.9.8
  dependency-type: direct:development
...

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

Author: dependabot[bot]

pyproject.toml

@@ -43,7 +43,7 @@ Sphinx = "~7.4"
 sphinx-rtd-theme = "~3.0"
 sphinxcontrib-napoleon = "~0.7"
 m2r = "~0.3"
-third-party-license-file-generator = "~2025.6"
+third-party-license-file-generator = "~2025.9"
 pyinstrument="5.1.0"
 
 [tool.pytest.ini_options]