chore(deps): bump packaging from 26.2 to 26.3 in /docs/_build

Bumps [packaging](https://github.com/pypa/packaging) from 26.2 to 26.3.
- [Release notes](https://github.com/pypa/packaging/releases)
- [Changelog](https://github.com/pypa/packaging/blob/main/CHANGELOG.rst)
- [Commits](https://github.com/pypa/packaging/compare/26.2...26.3)

---
updated-dependencies:
- dependency-name: packaging
  dependency-version: '26.3'
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

docs/_build/requirements.txt

@@ -10,7 +10,7 @@ mkdocs==1.6.1
 mkdocs-exclude==1.0.2
 mkdocs-material==9.7.7
 mkdocs-material-extensions==1.3.1
-packaging==26.2
+packaging==26.3
 Pygments==2.20.0
 pymdown-extensions==11.0.1
 pyparsing==3.3.2