update docz examples to match new component api

platform/ui/src/components/ViewportPane/ViewportPane.mdx

@@ -5,7 +5,7 @@ route: components/viewport-pane
 ---
 
 import { Playground, Props } from 'docz';
-import { DragAndDropContext, ViewportGrid, ViewportPane } from '@ohif/ui';
+import { DragAndDropProvider, ViewportGrid, ViewportPane } from '@ohif/ui';
 
 # ViewportPane
 
@@ -21,12 +21,12 @@ import { ViewportPane } from '@ohif/ui';
 
 <Playground>
   <div className="p-4 h-56">
-    <DragAndDropContext>
+    <DragAndDropProvider>
       <ViewportGrid numRows={1} numCols={2}>
         <ViewportPane onDrop={() => {}} isActive={true}><h3>Hello</h3></ViewportPane>
         <ViewportPane onDrop={() => {}} isActive={false}><h3>World</h3></ViewportPane>
       </ViewportGrid>
-    </DragAndDropContext>
+    </DragAndDropProvider>
   </div>
 </Playground>
 

platform/ui/src/views/StudyList/StudyList.mdx

@@ -147,15 +147,7 @@ components.
         row: [
           {
             key: 'patientName',
-            content: (
-              <>
-                <Icon
-                  name={isExpanded ? 'chevron-down' : 'chevron-right'}
-                  className="mr-4"
-                />
-                {PatientName}
-              </>
-            ),
+            content: PatientName,
             gridCol: 4,
           },
           {