OHIF-333: Split Button (#1988)

* ohif-333: add component foundation

* ohif-333: add expandable content and mocked data

* ohif-333: improve ListMenu component for the new toolbar button and add radio behavior

* ohif-333: add click outside behavior and update primary and secondary props

* ohif-333: separate classes from markup

* ohif-333: fix layout issues

* ohif-333: extract window level component

* ohif-333: update component returns

* ohif-333: update chevron thickness

* ohif-333: remove is active prop

* Delete lerna-debug.log

* ohif-333: clean toolbar and use example in ui package

* ohif-333: update styles to avoid word break

* ohif-333: fix ui package build

Co-authored-by: Erik Ziegler <erik.sweed@gmail.com>
Co-authored-by: Danny Brown <danny.ri.brown@gmail.com>

platform/ui/src/components/StudyBrowser/StudyBrowser.mdx

@@ -95,7 +95,7 @@ import { StudyBrowser } from '@ohif/ui';
     return (
       <div className="flex flex-1" style={{height: '400px'}}>
         <div className="overflow-hidden w-64">
-          <StudyBrowser tabs={tabs} />
+          <StudyBrowser tabs={tabs} activeTabName='primary' expandedStudyInstanceUIDs={[]} />
         </div>
       </div>
     );