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

@@ -549,6 +549,7 @@
  "ap-southeast-2" : { },
  "eu-central-1" : { },
  "eu-west-1" : { },
+ "eu-west-2" : { },
  "eu-west-3" : { },
  "us-east-1" : { },
  "us-east-2" : { },