Merge branch 'ajk-235624-ff-usage-data-design-action' into 'master'

Add usage_data_design_action feature flag

See merge request gitlab-org/gitlab!46626

config/feature_flags/development/usage_data_design_action.yml

+---
+name: usage_data_design_action
+introduced_by_url: https://gitlab.com/gitlab-org/gitlab/-/merge_requests/46626
+rollout_issue_url: https://gitlab.com/gitlab-org/gitlab/-/issues/287630
+milestone: '13.7'
+type: development
+group: group::knowledge
+default_enabled: true