review fixes

controllers/user.js

@@ -244,7 +244,7 @@ async function getUnsubscribe(req, res) {
   }
 
   const emailAddress = await DB.getEmailByToken(req.query.token);
-  if (!subscriber && !emailAddress) {
+  if (!emailAddress) {
     throw new FluentError("error-not-subscribed");
   }
 

public/js/dashboard.js

@@ -53,8 +53,8 @@ if (document.querySelector(".email-card")) {
   });
 }
 
-if (document.querySelector(".remove-fxm")) {
-  const removeMonitorButton = document.querySelector(".remove-fxm");
+const removeMonitorButton = document.querySelector(".remove-fxm");
+if (removeMonitorButton) {
   removeMonitorButton.addEventListener("click", async (e) => {
     const {formAction, primaryToken, primaryHash} = e.target.dataset;
     await sendForm(formAction, {primaryToken, primaryHash});