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

@@ -7831,6 +7831,17 @@
           "us-west-2" : { }
         }
       },
+      "m2" : {
+        "endpoints" : {
+          "ap-southeast-2" : { },
+          "ca-central-1" : { },
+          "eu-central-1" : { },
+          "eu-west-1" : { },
+          "sa-east-1" : { },
+          "us-east-1" : { },
+          "us-west-2" : { }
+        }
+      },
       "machinelearning" : {
         "endpoints" : {
           "eu-west-1" : { },
@@ -9777,6 +9788,21 @@
           }
         }
       },
+      "redshift-serverless" : {
+        "endpoints" : {
+          "ap-northeast-1" : { },
+          "ap-northeast-2" : { },
+          "ap-southeast-1" : { },
+          "ap-southeast-2" : { },
+          "eu-central-1" : { },
+          "eu-north-1" : { },
+          "eu-west-1" : { },
+          "eu-west-2" : { },
+          "us-east-1" : { },
+          "us-east-2" : { },
+          "us-west-2" : { }
+        }
+      },
       "rekognition" : {
         "endpoints" : {
           "ap-northeast-1" : { },