Remove orphaned check

Author: josbeir

webroot/js/inject-iframe.js

@@ -60,10 +60,7 @@ if (elem) {
     iframe.src = `${window.debugKitBaseUrl}debug-kit/toolbar/${window.debugKitId}`;
     shadowRoot.appendChild(iframe);
 
-    if (!win.debugKitMessageListenerApplied) {
-      window.addEventListener('message', onMessage, false);
-      win.debugKitMessageListenerApplied = true;
-    }
+    window.addEventListener('message', onMessage, false);
   }
 
   const logAjaxRequest = (original) => function ajaxRequest() {