chore: add v5.28.0 release info

client/src/plugins/version-info/ReleaseInfo.js

@@ -43,17 +43,9 @@ export function ReleaseInfo(props) {
   return (
     <div className={ css.ReleaseInfo }>
       <ul className="dashed">
-        <li>
-          <h4>New variable overview</h4>
-          Get an overview of the variables used in your process through the new <i>Variables</i> tab in the bottom panel.
-        </li>
         <li>
           <h4>Support for new Camunda 8 features</h4>
-          Edit new Camunda 8 properties such as the new <i>Version tag</i> and the new user task <i>Priority</i>.
-        </li>
-        <li>
-          <h4>Camunda 8 Connectors enabled by default</h4>
-          You can now use pre-built Camunda 8 Connectors by default. To learn how to configure this feature, check out the <a href="https://docs.camunda.io/docs/components/modeler/desktop-modeler/use-connectors/">connectors documentation</a>.
+          Enjoy code completion for built-in FEEL functions that ship with Camunda 8.6.
         </li>
         <li>
           <h4>Bug fixes and more</h4>