fixed test

Author: Andrei Neagu

services/director-v2/tests/unit/test_modules_dynamic_sidecar_docker_service_specs_sidecar.py

@@ -55,11 +55,7 @@
     "RABBIT_PORT",
     "RABBIT_SECURE",
     "RABBIT_USER",
-    "REDIS_HOST",
-    "REDIS_PASSWORD",
-    "REDIS_PORT",
-    "REDIS_SECURE",
-    "REDIS_USER",
+    "REDIS_SETTINGS",
     "S3_ACCESS_KEY",
     "S3_BUCKET_NAME",
     "S3_ENDPOINT",