feat(clients): update client endpoints as of 2025-09-29

Author: awstools

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

@@ -21965,6 +21965,7 @@
               },
               "hostname": "portal.sso.ap-southeast-5.amazonaws.com"
             },
+            "ap-southeast-7": {},
             "ca-central-1": {
               "credentialScope": {
                 "region": "ca-central-1"
@@ -22043,6 +22044,7 @@
               },
               "hostname": "portal.sso.me-south-1.amazonaws.com"
             },
+            "mx-central-1": {},
             "sa-east-1": {
               "credentialScope": {
                 "region": "sa-east-1"