Reinstall specific version of protobuf in gitaly
Fixes: #3139 (closed)
Replaces: !2261 (closed)
Also removes a grpc workaround that is no longer needed.
cc\ @ibaum
Fixes: #3139 (closed)
Replaces: !2261 (closed)
Also removes a grpc workaround that is no longer needed.
cc\ @ibaum