Bump @anthropic-ai/claude-agent-sdk from 0.2.15 to 0.2.19 (#886)

Bumps [@anthropic-ai/claude-agent-sdk](https://github.com/anthropics/claude-agent-sdk-typescript) from 0.2.15 to 0.2.19.
- [Release notes](https://github.com/anthropics/claude-agent-sdk-typescript/releases)
- [Changelog](https://github.com/anthropics/claude-agent-sdk-typescript/blob/main/CHANGELOG.md)
- [Commits](anthropics/claude-agent-sdk-typescript@v0.2.15...v0.2.19)

---
updated-dependencies:
- dependency-name: "@anthropic-ai/claude-agent-sdk"
  dependency-version: 0.2.19
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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Author: dependabot[bot]

package-lock.json

@@ -46,7 +46,7 @@
     "zudoku": "^0.67.0"
   },
   "devDependencies": {
-    "@anthropic-ai/claude-agent-sdk": "^0.2.15",
+    "@anthropic-ai/claude-agent-sdk": "^0.2.19",
     "@types/dagre": "^0.7.53",
     "@types/json-schema": "7.0.15",
     "@types/node": "^22.10.7",