fix: Improve search user grants (#988)

* fix(management): search user grants with granted

* fix(auth): handle user grant project owner

* fix: migration

internal/usergrant/repository/view/model/user_grant.go

@@ -43,6 +43,7 @@ type UserGrantView struct {
 	DisplayName      string         `json:"-" gorm:"column:display_name"`
 	Email            string         `json:"-" gorm:"column:email"`
 	ProjectName      string         `json:"-" gorm:"column:project_name"`
+	ProjectOwner     string         `json:"-" gorm:"column:project_owner"`
 	OrgName          string         `json:"-" gorm:"column:org_name"`
 	OrgPrimaryDomain string         `json:"-" gorm:"column:org_primary_domain"`
 	RoleKeys         pq.StringArray `json:"roleKeys" gorm:"column:role_keys"`

internal/usergrant/repository/view/model/user_grant_test.go

@@ -2,12 +2,13 @@ package model
 
 import (
 	"encoding/json"
+	"reflect"
+	"testing"
+
 	es_models "github.com/caos/zitadel/internal/eventstore/models"
 	"github.com/caos/zitadel/internal/usergrant/model"
 	es_model "github.com/caos/zitadel/internal/usergrant/repository/eventsourcing/model"
 	"github.com/lib/pq"
-	"reflect"
-	"testing"
 )
 
 func mockUserGrantData(grant *es_model.UserGrant) []byte {