add frames_v3 in .env.docker

.env.docker

@@ -7,7 +7,7 @@ DATABASE_URL=mysql://root:mysql660@db:3306/opentalent?serverVersion=5.7
 ###< doctrine/doctrine-bundle ###
 
 ###> nelmio/cors-bundle ###
-CORS_ALLOW_ORIGIN=^https?:\/\/(localhost|127\.0\.0\.1|(local.(admin|app|app\-v3|frames).opentalent.fr))(:[0-9]+)?$
+CORS_ALLOW_ORIGIN=^https?:\/\/(localhost|127\.0\.0\.1|(local.(admin|app|app\-v3|frames|frames_v3).opentalent.fr))(:[0-9]+)?$
 ###< nelmio/cors-bundle ###
 
 ###> api v1 ###