fix: user arc-marked for server description

Author: carowright

demo/index.js

@@ -25,6 +25,7 @@ class ApiDemo extends ApiDemoPage {
       ['no-server', 'No server!'],
       ['multiple-servers', 'Multiple servers'],
       ['async-api', 'AsyncAPI'],
+      ['APIC-641', 'APIC-641'],
     ].map(
       ([file, label]) => html`
         <anypoint-item data-src="${file}-compact.json">${label}</anypoint-item>

src/ApiSummary.js

@@ -400,7 +400,7 @@ export class ApiSummary extends AmfHelperMixin(LitElement) {
     const description = this._computeDescription(server);
     return html`<li>
       ${uri}
-      <div class="server-description">${description}</div>
+      <arc-marked .markdown=${description} class="server-description"></arc-marked>
     </li>`;
   }