feat(clients): update client endpoints as of 2025-05-12

Author: awstools

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

@@ -14710,6 +14710,7 @@
             "ap-southeast-3": {},
             "ap-southeast-4": {},
             "ap-southeast-5": {},
+            "ap-southeast-7": {},
             "ca-central-1": {},
             "ca-west-1": {},
             "eu-central-1": {},
@@ -44387,6 +44388,11 @@
             }
           }
         },
+        "securityhub": {
+          "endpoints": {
+            "us-isob-east-1": {}
+          }
+        },
         "servicediscovery": {
           "endpoints": {
             "us-isob-east-1": {}