[#3442864] fix(css): Update misc/components icon paths after moving files

Closes #3442864

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

@@ -13,7 +13,7 @@
 .ajax-progress-throbber .throbber {
   display: inline;
   padding: 1px 6px 2px;
-  background: transparent url(../../../../misc/throbber-active.gif) no-repeat 0 center;
+  background: transparent url(../throbber-active.gif) no-repeat 0 center;
 }
 .ajax-progress-throbber .message {
   display: inline;
@@ -39,7 +39,7 @@ tr .ajax-progress-throbber .throbber {
   opacity: 0.9;
   border-radius: 7px;
   background-color: #232323;
-  background-image: url(../../../../misc/loading-small.gif);
+  background-image: url(../loading-small.gif);
   background-repeat: no-repeat;
   background-position: center center;
 }