PLT-6226 fixing race in IsAuth (#7296)

* Fixing race in isAuth function

* PLT-6226 fixing race in IsAuth

* Moving int64 to top so it's aligned

* Adding comment and fixing asymmetric call

model/session.go

@@ -37,6 +37,11 @@ type Session struct {
 	TeamMembers    []*TeamMember `json:"team_members" db:"-"`
 }
 
+func (me *Session) DeepCopy() *Session {
+	copy := *me
+	return &copy
+}
+
 func (me *Session) ToJson() string {
 	b, err := json.Marshal(me)
 	if err != nil {