Bump yaml in /apps/demo-renderer-app

Bumps  and [yaml](https://github.com/eemeli/yaml). These dependencies needed to be updated together.

Updates `yaml` from 1.10.2 to 1.10.3
- [Release notes](https://github.com/eemeli/yaml/releases)
- [Commits](eemeli/yaml@v1.10.2...v1.10.3)

Updates `yaml` from 2.7.1 to 2.8.3
- [Release notes](https://github.com/eemeli/yaml/releases)
- [Commits](eemeli/yaml@v1.10.2...v1.10.3)

---
updated-dependencies:
- dependency-name: yaml
  dependency-version: 1.10.3
  dependency-type: indirect
- dependency-name: yaml
  dependency-version: 2.8.3
  dependency-type: indirect
...

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Author: dependabot[bot]