[FEATURE] Expose the "is an Islandora node" Views filter

[rosiel]

Overview of feature request
We have a views filter to filter out whether a node is or isn/t islandora. It would be useful to sometimes expose this, for instance on the admin view of content.

What kind of user is the feature intended for?
Site managers

What inspired the request?
Dec 2022 sprint - trying to improve the Manage > Content view with relevant filters.

What existing behavior do you want changed?
It doesn't work when you try to expose it.

Any brand new behavior do you want to add to Islandora?

Any related open or closed issues to this feature request?