CLI: conduit processors describe ID

[raulb]

Feature description

This command will describe the existing running processor.

It requires having Conduit previously running.

Arguments

Name	Description	Required	Default Value
id	processor ID	Yes

--help

$ conduit processors describe ID

EXAMPLE:

$ conduit processors describe my-processor
NAME            PLUGIN            PIPELINE
my-processor    base64.decode     my-pipeline

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Part of #1911