style: format refresh_token_spec with crystal:latest (CI formatter)

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

Author: camreeves

spec/controllers/refresh_token_spec.cr

@@ -82,8 +82,6 @@ module PlaceOS::Auth
       claims["aud"].as_s.should eq "localhost"
       claims["u"]["e"].as_s.should eq user.email.to_s.downcase
       claims["u"]["p"].as_i.should eq 3 # support + sys_admin
-
-
     ensure
       app.try &.destroy
       user.try &.destroy