FIX: remove word boundary regex (\b) for search result highlights. (#9338)

app/assets/javascripts/admin/components/site-text-summary.js

@@ -1,5 +1,6 @@
 import Component from "@ember/component";
 import { on } from "discourse-common/utils/decorators";
+import highlightHTML from "discourse/lib/highlight-html";
 
 export default Component.extend({
   classNames: ["site-text"],
@@ -10,11 +11,13 @@ export default Component.extend({
     const term = this._searchTerm();
 
     if (term) {
-      $(
-        this.element.querySelector(".site-text-id, .site-text-value")
-      ).highlight(term, {
-        className: "text-highlight"
-      });
+      highlightHTML(
+        this.element.querySelector(".site-text-id, .site-text-value"),
+        term,
+        {
+          className: "text-highlight"
+        }
+      );
     }
     $(this.element.querySelector(".site-text-value")).ellipsis();
   },