[Request] Known issue for integration output using default output

## Description 

Since 8.16 we allow to specify an output per integration policy, however it seems that feature do not work when a user try to use an output that is the default output as the the specific output per integration policy.

The workaround will be to clone the default output before 

Related kibana issue for more details https://github.com/elastic/kibana/issues/206131