build(deps): update agentrust-trace-tests requirement (#105)

Updates the requirements on [agentrust-trace-tests](https://github.com/agentrust-io/trace-tests) to permit the latest version.
- [Release notes](https://github.com/agentrust-io/trace-tests/releases)
- [Changelog](https://github.com/agentrust-io/trace-tests/blob/main/CHANGELOG.md)
- [Commits](agentrust-io/trace-tests@v0.4.1...v0.5.0)

---
updated-dependencies:
- dependency-name: agentrust-trace-tests
  dependency-version: 0.5.0
  dependency-type: direct:production
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

claude-code/requirements.txt

@@ -11,4 +11,4 @@ agentrust-capture-core>=0.1,<0.2
 # PyPI releases below in a clean virtualenv.
 agent-manifest>=0.10.0
 agentrust-trace>=0.9.0
-agentrust-trace-tests>=0.4.1,<0.5
+agentrust-trace-tests>=0.5.0,<0.6

scheduled-agents/requirements.txt

@@ -9,4 +9,4 @@ agentrust-capture-core>=0.1,<0.2
 # Required only to sign a TRACE record (/schedule-trace, /schedule-manifest
 # approve --sign). Verified against the PyPI releases below in a clean virtualenv.
 agentrust-trace>=0.9.0
-agentrust-trace-tests>=0.4.1,<0.5
+agentrust-trace-tests>=0.5.0,<0.6