config/Remove trailing / from staging host

Author: LewisYoul

config/environments/staging.rb

@@ -75,7 +75,7 @@
     # }
 
     config.action_mailer.raise_delivery_errors = true
-    config.action_mailer.default_url_options = { :host => 'snippet-safe-staging.herokuapp.com/' }
+    config.action_mailer.default_url_options = { :host => 'snippet-safe-staging.herokuapp.com' }
     config.action_mailer.perform_deliveries = true
 
     ActionMailer::Base.smtp_settings = {