Have all in-cluster analysers implement the same interface. This
will help with the implementation of code that requires making
calls to all analysers
Fixes#995
* feat(redactors): Run redactors on an existing support bundle
Add redact subcommand to support-bundle to allow running redactors on an
existing bundle to creating a new redacted bundle.
The command will be launched like so
support-bundle redact <redactor urls> --bundle support-bundle.tar.gz
Fixes: #705
