Fixes #38330 - Set foreman_url in settings.yaml

The foreman_url is already a parameter. It'd be more consistent if we
enforced this in settings so users can't override it.

Author: ekohl

spec/classes/foreman_spec.rb

@@ -26,6 +26,7 @@
           should contain_concat__fragment('foreman_settings+00-header.yaml').with_content(/^## Module:\s+'foreman'$/)
 
           should contain_concat__fragment('foreman_settings+01-base.yaml')
+            .with_content(%r{^:foreman_url:\s*https://foo\.example\.com$})
             .with_content(/^:unattended:\s*true$/)
             .without_content(/^:unattended_url:/)
             .with_content(/^:require_ssl:\s*true$/)

templates/settings.yaml.erb

@@ -1,3 +1,4 @@
+:foreman_url: <%= scope.lookupvar("foreman::foreman_url") %>
 :unattended: <%= scope.lookupvar("foreman::unattended") %>
 <% unless [nil, :undefined, :undef].include?(scope.lookupvar("foreman::unattended_url")) -%>
 :unattended_url: <%= scope.lookupvar("foreman::unattended_url") %>