[Data Explorer][Discover 2.0] Append popout icon to oui link for doc …

…viewer links

Issue Resolve
#4825

Signed-off-by: ananzh <ananzh@amazon.com>

src/plugins/discover/public/application/components/doc_viewer_links/doc_viewer_links.tsx

@@ -4,7 +4,7 @@
  */
 
 import React from 'react';
-import { EuiFlexGroup, EuiFlexItem, EuiListGroupItem, EuiListGroupItemProps } from '@elastic/eui';
+import { EuiFlexGroup, EuiFlexItem, EuiListGroupItemProps, EuiLink } from '@elastic/eui';
 import { getDocViewsLinksRegistry } from '../../../opensearch_dashboards_services';
 import { DocViewLinkRenderProps } from '../../doc_views_links/doc_views_links_types';
 
@@ -24,10 +24,12 @@ export function DocViewerLinks(renderProps: DocViewLinkRenderProps) {
     });
 
   return (
-    <EuiFlexGroup gutterSize="xs" justifyContent="flexEnd">
+    <EuiFlexGroup gutterSize="m" justifyContent="flexEnd">
       {listItems.map((item, index) => (
         <EuiFlexItem key={index} grow={false}>
-          <EuiListGroupItem {...item} />
+          <EuiLink href={item.href} target="_blank" style={{ fontWeight: 'normal' }}>
+            {item.label}
+          </EuiLink>
         </EuiFlexItem>
       ))}
     </EuiFlexGroup>