docs(iconbutton): add iconbutton to the catalog

PiperOrigin-RevId: 537437149

Author: Elliott Marquez

catalog/src/ssr.ts

@@ -18,9 +18,12 @@ import '@material/web/list/list-item-link.js';
 import '@material/web/circularprogress/circular-progress.js';
 import '@material/web/tabs/tabs.js';
 import '@material/web/tabs/tab.js';
+import '@material/web/iconbutton/standard-icon-button.js';
+import '@material/web/iconbutton/filled-icon-button.js';
+import '@material/web/iconbutton/filled-tonal-icon-button.js';
 import '@material/web/iconbutton/outlined-icon-button.js';
 import '@material/web/button/elevated-button.js';
 import '@material/web/button/filled-button.js';
 import '@material/web/button/tonal-button.js';
 import '@material/web/button/outlined-button.js';
-import '@material/web/button/text-button.js';
+import '@material/web/button/text-button.js';