Fix Unsanitized prefix static tests

Author: Nazar65

app/code/Magento/Ui/view/base/web/js/form/element/ui-select.js

@@ -291,6 +291,13 @@ define([
             return false;
         },
 
+        /**
+         * Return empty options html
+         */
+        getEmptyOptionsUnsanitizedHtml: function () {
+            return this.emptyOptionsHtml;
+        },
+
         /**
          * Check options length and set to cache
          * if some options is added

app/code/Magento/Ui/view/base/web/templates/grid/filters/elements/ui-select.html

@@ -141,7 +141,7 @@
         </div>
         <div ifnot="options().length"
              class="admin__action-multiselect-empty-area">
-            <ul data-bind="text: emptyOptionsHtml"/>
+            <ul data-bind="html: getEmptyOptionsUnsanitizedHtml"/>
         </div>
         <!-- /ko -->
         <ul class="admin__action-multiselect-menu-inner _root"