feat(clients): update client endpoints as of 2024-04-01

Author: awstools

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

@@ -526,6 +526,7 @@
           "endpoints": {
             "ap-northeast-1": {},
             "ap-northeast-2": {},
+            "ap-northeast-3": {},
             "ap-south-1": {},
             "ap-southeast-1": {},
             "ap-southeast-2": {},