remove last slash

Author: Alex-Sokolov

_config.yml

@@ -12,7 +12,7 @@ language:
 
 # URL
 ## If your site is put in a subdirectory, set url as 'http://yoursite.com/child' and root as '/child/'
-url: https://vuejs.org/
+url: https://vuejs.org
 root: /
 permalink: :year/:month/:day/:title/
 tag_dir: tags