Update endpoints model

Author: AWS SDK for Go v2 automation user

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

@@ -6420,6 +6420,9 @@
             "variants" : [ {
               "hostname" : "elasticmapreduce-fips.us-east-2.amazonaws.com",
               "tags" : [ "fips" ]
+            }, {
+              "hostname" : "elasticmapreduce.us-east-2.api.aws",
+              "tags" : [ "dualstack" ]
             } ]
           },
           "us-west-1" : {
@@ -6540,6 +6543,7 @@
           "ap-east-1" : { },
           "ap-northeast-1" : { },
           "ap-northeast-2" : { },
+          "ap-northeast-3" : { },
           "ap-south-1" : { },
           "ap-southeast-1" : { },
           "ap-southeast-2" : { },
@@ -19254,8 +19258,18 @@
           "protocols" : [ "https" ]
         },
         "endpoints" : {
-          "cn-north-1" : { },
-          "cn-northwest-1" : { }
+          "cn-north-1" : {
+            "variants" : [ {
+              "hostname" : "elasticmapreduce.cn-north-1.api.amazonwebservices.com.cn",
+              "tags" : [ "dualstack" ]
+            } ]
+          },
+          "cn-northwest-1" : {
+            "variants" : [ {
+              "hostname" : "elasticmapreduce.cn-northwest-1.api.amazonwebservices.com.cn",
+              "tags" : [ "dualstack" ]
+            } ]
+          }
         }
       },
       "emr-containers" : {
@@ -21764,13 +21778,19 @@
             "variants" : [ {
               "hostname" : "elasticmapreduce.us-gov-east-1.amazonaws.com",
               "tags" : [ "fips" ]
+            }, {
+              "hostname" : "elasticmapreduce.us-gov-east-1.api.aws",
+              "tags" : [ "dualstack" ]
             } ]
           },
           "us-gov-west-1" : {
             "protocols" : [ "https" ],
             "variants" : [ {
               "hostname" : "elasticmapreduce.us-gov-west-1.amazonaws.com",
               "tags" : [ "fips" ]
+            }, {
+              "hostname" : "elasticmapreduce.us-gov-west-1.api.aws",
+              "tags" : [ "dualstack" ]
             } ]
           }
         }
@@ -25347,6 +25367,11 @@
           }
         }
       },
+      "api.sagemaker" : {
+        "endpoints" : {
+          "us-isob-east-1" : { }
+        }
+      },
       "appconfig" : {
         "endpoints" : {
           "us-isob-east-1" : { }