Bump pyyaml from 6.0.2 to 6.0.3

Bumps [pyyaml](https://github.com/yaml/pyyaml) from 6.0.2 to 6.0.3.
- [Release notes](https://github.com/yaml/pyyaml/releases)
- [Changelog](https://github.com/yaml/pyyaml/blob/6.0.3/CHANGES)
- [Commits](yaml/pyyaml@6.0.2...6.0.3)

---
updated-dependencies:
- dependency-name: pyyaml
  dependency-version: 6.0.3
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

poetry.lock

@@ -39,7 +39,7 @@ autopep8 = "^2.0.4"
 coverage = "^7.10.7"
 requests = "^2.32.5"
 types-requests = "^2.32.4.20250913"
-pyyaml = "^6.0.1"
+pyyaml = "^6.0.3"
 types-pyyaml = "^6.0.12.20250915"
 flask = "^3.1.2"
 pytest-mypy-plugins = "^3.0.0"