feat(clients): update client endpoints as of 2025-05-16

Author: awstools

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

@@ -851,6 +851,7 @@
             "ap-east-1": {},
             "ap-northeast-1": {},
             "ap-northeast-2": {},
+            "ap-northeast-3": {},
             "ap-south-1": {},
             "ap-southeast-1": {},
             "ap-southeast-2": {},
@@ -16036,6 +16037,7 @@
             "ap-southeast-3": {},
             "ap-southeast-4": {},
             "ap-southeast-5": {},
+            "ap-southeast-7": {},
             "ca-central-1": {
               "variants": [
                 {
@@ -16105,6 +16107,7 @@
             "il-central-1": {},
             "me-central-1": {},
             "me-south-1": {},
+            "mx-central-1": {},
             "sa-east-1": {},
             "us-east-1": {
               "variants": [