remove unused hostname check from quick-search.js file.

This is old code essentially and is no longer used.

static/js/quick-search.js

@@ -19,8 +19,7 @@ information).
 let apiKey = "";
 
 if (location.hostname === "localhost"
-    || location.hostname === "127.0.0.1"
-    || location.hostname === "beta.nera.com") {
+    || location.hostname === "127.0.0.1") {
     apiKey= "meilisearch-beta-key";
 } else {
     apiKey = "meilisearch-key";