Update endpoints model

Author: aws-sdk-swift-automation

codegen/sdk-codegen/sdk-endpoints.json

@@ -4152,6 +4152,7 @@
  "deprecated" : true,
  "hostname" : "cassandra-fips.us-west-2.amazonaws.com"
  },
+ "me-central-1" : { },
  "me-south-1" : { },
  "sa-east-1" : { },
  "us-east-1" : {