Hyperledger Fabric upgrades

Steps after binaries are upgraded that change network behavior, such as enabling new channel capabilities.

Enabling the Fabric V3_0 channel capability

Turning on Fabric 3.x behavior after the binaries are upgraded: what the V3_0 channel capability enables, upgrading every orderer and peer first, adding organization-level orderer endpoints through a channel config update, and coordinating the change across member organizations.

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