chore(deps-dev): bump together-ai in /packages/traceloop-sdk

Bumps [together-ai](https://github.com/togethercomputer/together-typescript) from 0.20.0 to 0.28.0.
- [Release notes](https://github.com/togethercomputer/together-typescript/releases)
- [Changelog](https://github.com/togethercomputer/together-typescript/blob/main/CHANGELOG.md)
- [Commits](togethercomputer/together-typescript@v0.20.0...v0.28.0)

---
updated-dependencies:
- dependency-name: together-ai
  dependency-version: 0.28.0
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

packages/traceloop-sdk/package.json

@@ -116,7 +116,7 @@
     "langchain": "^0.3.30",
     "llamaindex": "^0.11.19",
     "openai": "4.38.3",
-    "together-ai": "^0.20.0",
+    "together-ai": "^0.28.0",
     "ts-mocha": "^11.1.0"
   }
 }