Bump @grpc/grpc-js in /samples/chaincodes/chaincode-kv-node

Bumps [@grpc/grpc-js](https://github.com/grpc/grpc-node) from 1.6.7 to 1.8.17.
- [Release notes](https://github.com/grpc/grpc-node/releases)
- [Commits](https://github.com/grpc/grpc-node/compare/@grpc/grpc-js@1.6.7...@grpc/grpc-js@1.8.17)

---
updated-dependencies:
- dependency-name: "@grpc/grpc-js"
  dependency-type: indirect
...

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