add register stream consumer as well

Author: tpanetti

docs/integrations/data-ingestion/clickpipes/secure-kinesis.md

@@ -89,6 +89,7 @@ IAM policy (Please replace `{STREAM_NAME}` with your Kinesis stream name):
             "Action": [
                 "kinesis:SubscribeToShard",
                 "kinesis:DescribeStreamConsumer",
+                "kinesis:RegisterStreamConsumer",
                 "kinesis:DeregisterStreamConsumer"
             ],
             "Resource": [