DG

Update etcd raft package to v3.3.27

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This PR provides the following changes for Raft consensus protocol service: 1. Removed dependencies to not up-gradable etcd module https://github.com/ConsenSys/etcd v3.3.13 and replaced to vanila https://github.com/etcd-io/etcd v3.3.27 version. 2. Moved...