Change ownership of `charmed-zookeeper` snap to new owner

Please move charmed-zookeeper ownership to “Canonical” to provide “Verified” badge for PM/Sales. Please make sure stays as a contributor.

If it can’t be owned by Canonical, prioritise same ownership+contributors as

Enrico is away and can’t confirm, I am acting on his behalf for Data Platform.

Failing that, please add a test track.

I just noticed that this request was not followed up on, as the snap is still owned by me.

Anyhow, if any doubts, I’m confirming @marcoppenheimer request, as this is a critical components of our charmed solution that MUST be owned by Data Platform.

Do you need any further information on our side to proceed with the ownership transfer?