pip: bump the pip-updates group in /client with 2 updates

Updates the requirements on [pydantic](https://github.com/pydantic/pydantic) and [ruff](https://github.com/astral-sh/ruff) to permit the latest version.

Updates `pydantic` from 2.12.2 to 2.12.3
- [Release notes](https://github.com/pydantic/pydantic/releases)
- [Changelog](https://github.com/pydantic/pydantic/blob/main/HISTORY.md)
- [Commits](pydantic/pydantic@v2.12.2...v2.12.3)

Updates `ruff` to 0.14.3
- [Release notes](https://github.com/astral-sh/ruff/releases)
- [Changelog](https://github.com/astral-sh/ruff/blob/main/CHANGELOG.md)
- [Commits](astral-sh/ruff@0.14.0...0.14.3)

---
updated-dependencies:
- dependency-name: pydantic
  dependency-version: 2.12.3
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: pip-updates
- dependency-name: ruff
  dependency-version: 0.14.3
  dependency-type: direct:production
  dependency-group: pip-updates
...

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

Author: dependabot[bot]

client/requirements.txt

@@ -4,7 +4,7 @@ charset-normalizer==3.4.4
 click==8.3.0
 configomatic==0.4.0
 idna==3.11
-pydantic==2.12.2
+pydantic==2.12.3
 PyYAML==6.0.3
 requests==2.32.5
 typing_extensions==4.15.0

client/test-requirements.txt

@@ -1,4 +1,4 @@
-ruff~=0.14.0
+ruff~=0.14.3
 coverage>=4.0,!=4.4 # Apache-2.0
 python-subunit>=0.0.18 # Apache-2.0/BSD
 stestr>=1.0.0 # Apache-2.0