remove mention of rest api from intro slides (neo4j#1859)

Author: OskarDamkjaer

src/browser/documentation/play-guides/intro.tsx

@@ -45,7 +45,6 @@ const slides = [
           Graph visualization of query results containing nodes and
           relationships
         </li>
-        <li>Convenient exploration of Neo4j's REST API</li>
       </ul>
     </div>
   </Slide>,

src/browser/documentation/sidebar-guides/intro.tsx

@@ -40,7 +40,6 @@ const slides = [
       <li>
         Graph visualization of query results containing nodes and relationships.
       </li>
-      <li>{`Convenient exploration of the Neo4j's HTTP API (REST).`}</li>
     </ul>
   </BuiltInGuideSidebarSlide>,
   <BuiltInGuideSidebarSlide key="s2">