Deps: Bump the dependencies group with 9 updates

Bumps the dependencies group with 9 updates:

| Package | From | To |
| --- | --- | --- |
| [pontos](https://github.com/greenbone/pontos) | `26.4.3` | `26.5.0` |
| [black](https://github.com/psf/black) | `26.5.0` | `26.5.1` |
| [certifi](https://github.com/certifi/python-certifi) | `2026.4.22` | `2026.5.20` |
| [click](https://github.com/pallets/click) | `8.4.0` | `8.4.1` |
| [idna](https://github.com/kjd/idna) | `3.15` | `3.16` |
| [lxml](https://github.com/lxml/lxml) | `6.1.0` | `6.1.1` |
| [ruff](https://github.com/astral-sh/ruff) | `0.15.13` | `0.15.14` |
| [snowballstemmer](https://github.com/snowballstem/snowball) | `3.0.1` | `3.1.0` |
| [soupsieve](https://github.com/facelessuser/soupsieve) | `2.8.3` | `2.8.4` |


Updates `pontos` from 26.4.3 to 26.5.0
- [Release notes](https://github.com/greenbone/pontos/releases)
- [Commits](greenbone/pontos@v26.4.3...v26.5.0)

Updates `black` from 26.5.0 to 26.5.1
- [Release notes](https://github.com/psf/black/releases)
- [Changelog](https://github.com/psf/black/blob/main/CHANGES.md)
- [Commits](psf/black@26.5.0...26.5.1)

Updates `certifi` from 2026.4.22 to 2026.5.20
- [Commits](certifi/python-certifi@2026.04.22...2026.05.20)

Updates `click` from 8.4.0 to 8.4.1
- [Release notes](https://github.com/pallets/click/releases)
- [Changelog](https://github.com/pallets/click/blob/main/CHANGES.rst)
- [Commits](pallets/click@8.4.0...8.4.1)

Updates `idna` from 3.15 to 3.16
- [Release notes](https://github.com/kjd/idna/releases)
- [Changelog](https://github.com/kjd/idna/blob/master/HISTORY.md)
- [Commits](kjd/idna@v3.15...v3.16)

Updates `lxml` from 6.1.0 to 6.1.1
- [Release notes](https://github.com/lxml/lxml/releases)
- [Changelog](https://github.com/lxml/lxml/blob/master/CHANGES.txt)
- [Commits](lxml/lxml@lxml-6.1.0...lxml-6.1.1)

Updates `ruff` from 0.15.13 to 0.15.14
- [Release notes](https://github.com/astral-sh/ruff/releases)
- [Changelog](https://github.com/astral-sh/ruff/blob/main/CHANGELOG.md)
- [Commits](astral-sh/ruff@0.15.13...0.15.14)

Updates `snowballstemmer` from 3.0.1 to 3.1.0
- [Changelog](https://github.com/snowballstem/snowball/blob/main/NEWS)
- [Commits](snowballstem/snowball@v3.0.1...v3.1.0)

Updates `soupsieve` from 2.8.3 to 2.8.4
- [Release notes](https://github.com/facelessuser/soupsieve/releases)
- [Commits](facelessuser/soupsieve@2.8.3...2.8.4)

---
updated-dependencies:
- dependency-name: pontos
  dependency-version: 26.5.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: dependencies
- dependency-name: black
  dependency-version: 26.5.1
  dependency-type: indirect
  update-type: version-update:semver-patch
  dependency-group: dependencies
- dependency-name: certifi
  dependency-version: 2026.5.20
  dependency-type: indirect
  update-type: version-update:semver-minor
  dependency-group: dependencies
- dependency-name: click
  dependency-version: 8.4.1
  dependency-type: indirect
  update-type: version-update:semver-patch
  dependency-group: dependencies
- dependency-name: idna
  dependency-version: '3.16'
  dependency-type: indirect
  update-type: version-update:semver-minor
  dependency-group: dependencies
- dependency-name: lxml
  dependency-version: 6.1.1
  dependency-type: indirect
  update-type: version-update:semver-patch
  dependency-group: dependencies
- dependency-name: ruff
  dependency-version: 0.15.14
  dependency-type: indirect
  update-type: version-update:semver-patch
  dependency-group: dependencies
- dependency-name: snowballstemmer
  dependency-version: 3.1.0
  dependency-type: indirect
  update-type: version-update:semver-minor
  dependency-group: dependencies
- dependency-name: soupsieve
  dependency-version: 2.8.4
  dependency-type: indirect
  update-type: version-update:semver-patch
  dependency-group: dependencies
...

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

Author: dependabot[bot]