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

@@ -2881,12 +2881,15 @@
               "tags" : [ "dualstack" ]
             } ]
           },
+          "ap-southeast-5" : { },
+          "ap-southeast-7" : { },
           "ca-central-1" : {
             "variants" : [ {
               "hostname" : "appsync.ca-central-1.api.aws",
               "tags" : [ "dualstack" ]
             } ]
           },
+          "ca-west-1" : { },
           "eu-central-1" : {
             "variants" : [ {
               "hostname" : "appsync.eu-central-1.api.aws",
@@ -14795,6 +14798,7 @@
               "tags" : [ "dualstack" ]
             } ]
           },
+          "ap-east-2" : { },
           "ap-northeast-1" : {
             "variants" : [ {
               "hostname" : "lakeformation.ap-northeast-1.api.aws",