Remove duplicate db query in dashboard snippets

app/views/dashboard/snippets/index.html.haml

@@ -6,8 +6,6 @@
 = render 'dashboard/snippets_head'
 - if current_user.snippets.exists?
   = render partial: 'snippets/snippets_scope_menu', locals: { include_private: true, counts: @snippet_counts }
-
-- if current_user.snippets.exists?
   = render partial: 'shared/snippets/list', locals: { link_project: true }
 - else
   = render 'shared/empty_states/snippets', button_path: button_path