remove duplication

Author: JamesW1-NHS

lambdas/shared/src/common/redis_client.py

@@ -2,11 +2,6 @@
 import redis
 from common.clients import logger
 
-STREAM_NAME = os.getenv("SPLUNK_FIREHOSE_NAME", "firehose-name-not-defined")
-CONFIG_BUCKET_NAME = os.getenv("CONFIG_BUCKET_NAME", "variconfig-bucketable-not-defined")
-
-REGION_NAME = os.getenv("AWS_REGION", "eu-west-2")
-
 REDIS_HOST = os.getenv("REDIS_HOST", "")
 REDIS_PORT = os.getenv("REDIS_PORT", 6379)