Add package-lock.json to LFS

[davorrunje]

Why are these changes needed?

Adds package-lock.json file to LFS.

Related issue number

Checks

• I've included any doc changes needed for https://docs.ag2.ai/. See https://docs.ag2.ai/docs/contributor-guide/documentation to build and test documentation locally.
• I've added tests (if relevant) corresponding to the changes introduced in this PR.
• I've made sure all auto checks have passed.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Flag	Coverage Δ
3.10	56.87% <ø> (ø)
3.13	35.56% <ø> (ø)
3.9	35.26% <ø> (ø)
browser-use	29.42% <ø> (ø)
commsagent-discord	29.91% <ø> (ø)
commsagent-slack	29.89% <ø> (ø)
commsagent-telegram	29.84% <ø> (ø)
crawl4ai	29.62% <ø> (ø)
docs	28.61% <ø> (ø)
graph-rag-falkor-db	28.08% <ø> (ø)
interop	29.48% <ø> (ø)
jupyter-executor	30.69% <ø> (ø)
macos-latest	57.31% <ø> (ø)
retrievechat	29.55% <ø> (ø)
retrievechat-mongodb	28.37% <ø> (ø)
retrievechat-pgvector	28.37% <ø> (ø)
retrievechat-qdrant	28.29% <ø> (ø)
twilio	28.29% <ø> (ø)
ubuntu-latest	57.29% <ø> (ø)
windows-latest	55.01% <ø> (ø)

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