Pass formats explicitly when rendering svg icons

Changelog: other

app/views/errors/omniauth_error.html.haml

 - content_for(:title, 'Auth Error')
 
 .container
-  = render "shared/errors/graphic_422.svg"
+  = render partial: "shared/errors/graphic_422", formats: :svg
   %h3 Sign-in using #{@provider} auth failed
 
   %p.light.subtitle Sign-in failed because #{@error}.