build(deps): update anthropic requirement from 0.49.0 to 0.50.0

Updates the requirements on [anthropic](https://github.com/anthropics/anthropic-sdk-python) to permit the latest version.
- [Release notes](https://github.com/anthropics/anthropic-sdk-python/releases)
- [Changelog](https://github.com/anthropics/anthropic-sdk-python/blob/main/CHANGELOG.md)
- [Commits](anthropics/anthropic-sdk-python@v0.49.0...v0.50.0)

---
updated-dependencies:
- dependency-name: anthropic
  dependency-version: 0.50.0
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

pyproject.toml

@@ -32,7 +32,7 @@ zhipuai = "2.1.5.20250421"
 boto3 = "1.37.36"
 tencentcloud-sdk-python = "3.0.1362"
 xinference-client = "1.5.0"
-anthropic = "0.49.0"
+anthropic = "0.50.0"
 dashscope = "1.23.1"
 pylint = "3.3.6"
 pydub = "0.25.1"