Slim: encode group name for rendering - simplified
Slim: encode group name for rendering - simplified

... because special characters like & would otherwise go unescaped.

And this at times breaks in tests - when Faker::Address.country returns
a value containing a special character.

Use native slim syntax for escaped output.

ausaccessfed/discovery-service,ausaccessfed/discovery-service,ausaccessfed/discovery-service