Issue #3347736: Create new SDC component for Olivero (header-search)

core/misc/components/ajax-progress.module.css

@@ -39,7 +39,7 @@ tr .ajax-progress-throbber .throbber {
   opacity: 0.9;
   border-radius: 7px;
   background-color: #232323;
-  background-image: url(../loading-small.gif);
+  background-image: url(../loading-small.svg);
   background-repeat: no-repeat;
   background-position: center center;
 }