Add public url to Workplace Search plugin (#74991)

Author: scottybollinger

x-pack/plugins/enterprise_search/public/plugin.ts

@@ -73,6 +73,8 @@ export class EnterpriseSearchPlugin implements Plugin {
         const { chrome } = coreStart;
         chrome.docTitle.change(WORKPLACE_SEARCH_PLUGIN.NAME);
 
+        await this.setPublicUrl(config, coreStart.http);
+
         const { renderApp } = await import('./applications');
         const { WorkplaceSearch } = await import('./applications/workplace_search');