Settings > eholdings > Ability to create multiple Knowledge base configurations

As a FOLIO system admin that manages a FOLIO tenant that includes multiple libraries
AND each library has its own EBSCO KB API credentials
I want to to be able to manage/store those credentials in FOLIO

Requirements

• Settings > eholdings must have a New button on the eholdings pane. See mockup: https://drive.google.com/file/d/1l7OU38dto4vjo1JHBCH2BhDCyXXpTXBI/view?usp=sharing
• Clicking New button should display the Knowledge base configuration page. See mockup: https://drive.google.com/file/d/1HLGQuCNWkb3oRXLuhHrRESMTUkrYHthn/view?usp=sharing

Acceptance Criteria

Given I am on Settings > eholdings
When I click New button
Then display the Knowledge base configuration page

Given I am on the New Knowledge base configuration page
When I hit Save
AND all required values are entered AND valid
Then display a toast notification [<<Knowledge base name field value>> has been saved.]
AND display under the eholdings pane section

Given I am on the New Knowledge base configuration page
When I select Access status types
AND I have changed any values
Then display the Unsaved Changes modal
AND if the user hits Close without saving
Then no changes are saved to the that New Knowledge base configuration page