chore: remove more dead code (#5640)

internal/daemon/controller/handlers/accounts/account_service.go

@@ -62,8 +62,6 @@ const (
 	emailAttrField    = "attributes.email"
 	dnAttrField       = "attributes.dn"
 	memberOfAttrField = "attributes.member_of_groups"
-
-	domain = "auth"
 )
 
 var (

internal/daemon/controller/handlers/accounts/account_service_test.go

@@ -45,8 +45,6 @@ import (
 	"google.golang.org/protobuf/types/known/wrapperspb"
 )
 
-const domain = "auth"
-
 var (
 	pwAuthorizedActions = []string{
 		action.NoOp.String(),

internal/daemon/controller/handlers/host_sets/host_set_service.go

@@ -68,8 +68,6 @@ var (
 	)
 )
 
-const domain = "host"
-
 func init() {
 	var err error
 	if maskManager[static.Subtype], err = handlers.NewMaskManager(