feat(clients): update client endpoints as of 2025-02-05

Author: awstools

codegen/smithy-aws-typescript-codegen/src/main/resources/software/amazon/smithy/aws/typescript/codegen/endpoints.json

@@ -3836,6 +3836,7 @@
         },
         "cassandra": {
           "endpoints": {
+            "af-south-1": {},
             "ap-east-1": {},
             "ap-northeast-1": {},
             "ap-northeast-2": {},