Update completed page

Change topic styling from topic in inverted commas to topic with emphasis style but no inverted commas

config/locales/subscription_authentication.yml

@@ -7,6 +7,6 @@ en:
       browser_title: "Subscription created successfully"
       title: "You’ve subscribed successfully"
       summary:
-        immediately: "You’ll get an email each time there’s an update to ‘%{title}’"
-        daily: "You’ll get an email each day there’s been an update to ‘%{title}’"
-        weekly: "You’ll get one email per week if there’s been an update to ‘%{title}’"
+        immediately: "You’ll get an email each time there’s an update to %{title}"
+        daily: "You’ll get an email each day there’s been an update to %{title}"
+        weekly: "You’ll get one email per week if there’s been an update to %{title}"