Removed onboarding feature flag (#23726)

server/public/model/feature_flags.go

@@ -41,9 +41,6 @@ type FeatureFlags struct {
 
 	NormalizeLdapDNs bool
 
-	// Enable special onboarding flow for first admin
-	UseCaseOnboarding bool
-
 	// Enable GraphQL feature
 	GraphQL bool
 
@@ -89,7 +86,6 @@ func (f *FeatureFlags) SetDefaults() {
 	f.BoardsFeatureFlags = ""
 	f.BoardsDataRetention = false
 	f.NormalizeLdapDNs = false
-	f.UseCaseOnboarding = true
 	f.GraphQL = false
 	f.InsightsEnabled = true
 	f.CommandPalette = false