Bump grpc from 1.6.6 to 1.24.9 in /src/fabric-material/tuna-app#4

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dependabot/npm_and_yarn/src/fabric-material/tuna-app/grpc-1.24.9yingpingzhang/enterprise_blockchain_tutorial:dependabot/npm_and_yarn/src/fabric-material/tuna-app/grpc-1.24.9Copy head branch name to clipboard