chore(deps): update httpx requirement from <1,>=0.27 to >=0.28.1,<1 (#44)

Updates the requirements on [httpx](https://github.com/encode/httpx) to permit the latest version.
- [Release notes](https://github.com/encode/httpx/releases)
- [Changelog](https://github.com/encode/httpx/blob/master/CHANGELOG.md)
- [Commits](encode/httpx@0.27.0...0.28.1)

---
updated-dependencies:
- dependency-name: httpx
  dependency-version: 0.28.1
  dependency-type: direct:production
...

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industrial-embodied-ai/requirements.txt

@@ -2,4 +2,4 @@ agentrust-trace>=0.3.0
 agent-manifest>=0.2.0
 cmcp-runtime>=0.3.0
 cedarpy==4.8.6
-httpx>=0.27,<1
+httpx>=0.28.1,<1