Bump json-schema-test-suite from 48461fc to 15e4505

Bumps [json-schema-test-suite](https://github.com/json-schema-org/JSON-Schema-Test-Suite) from `48461fc` to `15e4505`.
- [Release notes](https://github.com/json-schema-org/JSON-Schema-Test-Suite/releases)
- [Commits](json-schema-org/JSON-Schema-Test-Suite@48461fc...15e4505)

---
updated-dependencies:
- dependency-name: json-schema-test-suite
  dependency-version: 15e4505bf689de5d30c29d50782bb48fa465c93f
  dependency-type: direct:development
...

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Author: dependabot[bot]