Enable design_management_reference_filter_gfm_pipeline by default

changelogs/unreleased/ajk-enable-design_management_reference_filter_gfm_pipeline.yml

+---
+title: Enable design management reference filter by default
+merge_request: 39113
+author:
+type: changed

doc/user/project/issues/design_management.md

@@ -279,21 +279,21 @@ This will be rendered as:
 
 ### Enable or disable design references **(CORE ONLY)**
 
-Design reference parsing is under development and not ready for production use. It is
-deployed behind a feature flag that is **disabled by default**.
+Design reference parsing is
+deployed behind a feature flag that is **enabled by default**.
 [GitLab administrators with access to the GitLab Rails console](../../../administration/feature_flags.md)
-can enable it for your instance.
+can disable it for your instance.
 
-To enable it:
+To disable it:
 
 ```ruby
-Feature.enable(:design_management_reference_filter_gfm_pipeline)
+Feature.disable(:design_management_reference_filter_gfm_pipeline)
 ```
 
-To disable it:
+To re-enable it:
 
 ```ruby
-Feature.disable(:design_management_reference_filter_gfm_pipeline)
+Feature.enable(:design_management_reference_filter_gfm_pipeline)
 ```
 
 ## Design activity records

lib/banzai/filter/design_reference_filter.rb

@@ -114,7 +114,7 @@ module Banzai
       end
 
       def enabled?
-        Feature.enabled?(FEATURE_FLAG, parent)
+        Feature.enabled?(FEATURE_FLAG, parent, default_enabled: true)
       end
     end
   end