What is cardinality of ExtensionUKCore-Evidence?

[Dunmail]

From Epic:

Asset

https://simplifier.net/guide/uk-core-implementation-guide/Home/ProfilesandExtensions/ExtensionLibrary/ExtensionUKCore-Evidence?version=1.0.0

Comment

Guidance says this is an optional extension, but it has been coded as a 1..1

Proposal

Change to 0..1