fix: use domain models for v2 eventstore (#1151)

* fix: use domain models for v2 eventstore

* fix: user domain model

* Update internal/api/grpc/admin/login_policy_converter.go

Co-authored-by: Livio Amstutz <livio.a@gmail.com>

* fix: converter

Co-authored-by: Livio Amstutz <livio.a@gmail.com>

internal/v2/domain/human_profile.go

@@ -0,0 +1,19 @@
+package domain
+
+import (
+	es_models "github.com/caos/zitadel/internal/eventstore/models"
+	"golang.org/x/text/language"
+)
+
+type Profile struct {
+	es_models.ObjectRoot
+
+	FirstName          string
+	LastName           string
+	NickName           string
+	DisplayName        string
+	PreferredLanguage  language.Tag
+	Gender             Gender
+	PreferredLoginName string
+	LoginNames         []string
+}