Remove unnecessary sign *

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>

app/views/devise/sessions/_oauth_providers.html.haml

@@ -2,7 +2,7 @@
 - if providers.present?
   %hr
   %div{:'data-no-turbolink' => 'data-no-turbolink'}
-    %span Sign in with*:  
+    %span Sign in with:  
     - providers.each do |provider|
       %span
         - if default_providers.include?(provider)