About page and minor terminology fix

Author: preston

src/app/components/about/about.component.html

@@ -71,7 +71,7 @@ <h5>Notable Integrated Components (not all inclusive)</h5>
               </tr>
               <tr>
                 <td><strong>CQL Studio Server</strong></td>
-                <td>Backend APIs, execution, and persistence</td>
+                <td>Backend APIs and additional services</td>
                 <td><a href="https://github.com/preston/cql-studio-server" target="_blank"
                     rel="noopener">github.com/preston/cql-studio-server</a></td>
                 <td><a href="https://www.apache.org/licenses/LICENSE-2.0" target="_blank"