fix(deps): bump @anthropic-ai/sdk from 0.38.0 to 0.39.0 in /sim (#166)

Bumps [@anthropic-ai/sdk](https://github.com/anthropics/anthropic-sdk-typescript) from 0.38.0 to 0.39.0.
- [Release notes](https://github.com/anthropics/anthropic-sdk-typescript/releases)
- [Changelog](https://github.com/anthropics/anthropic-sdk-typescript/blob/main/CHANGELOG.md)
- [Commits](anthropics/anthropic-sdk-typescript@sdk-v0.38.0...sdk-v0.39.0)

---
updated-dependencies:
- dependency-name: "@anthropic-ai/sdk"
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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Author: dependabot[bot]

sim/package-lock.json

@@ -27,7 +27,7 @@
     "publish:cli": "npm run build:cli && npm run cli:publish"
   },
   "dependencies": {
-    "@anthropic-ai/sdk": "^0.38.0",
+    "@anthropic-ai/sdk": "^0.39.0",
     "@aws-sdk/client-s3": "^3.758.0",
     "@cerebras/cerebras_cloud_sdk": "^1.23.0",
     "@hookform/resolvers": "^4.1.3",