Update generated code (#1322)

* update generated code

* Update src/Service/Lambda/CHANGELOG.md

Co-authored-by: Jérémy Derussé <jeremy@derusse.com>

Author: async-aws-bot

CHANGELOG.md

@@ -2,6 +2,10 @@
 
 ## NOT RELEASED
 
+### Added
+
+- AWS api-change: Restrict the list of available regions.
+
 ## 1.7.0
 
 ### Added

src/LambdaClient.php

@@ -6,6 +6,7 @@
 use AsyncAws\Core\AwsError\AwsErrorFactoryInterface;
 use AsyncAws\Core\AwsError\JsonRestAwsErrorFactory;
 use AsyncAws\Core\Configuration;
+use AsyncAws\Core\Exception\UnsupportedRegion;
 use AsyncAws\Core\RequestContext;
 use AsyncAws\Core\Result;
 use AsyncAws\Lambda\Enum\Architecture;
@@ -366,6 +367,37 @@ protected function getEndpointMetadata(?string $region): array
         }
 
         switch ($region) {
+            case 'af-south-1':
+            case 'ap-east-1':
+            case 'ap-northeast-1':
+            case 'ap-northeast-2':
+            case 'ap-northeast-3':
+            case 'ap-south-1':
+            case 'ap-southeast-1':
+            case 'ap-southeast-2':
+            case 'ap-southeast-3':
+            case 'ca-central-1':
+            case 'eu-central-1':
+            case 'eu-north-1':
+            case 'eu-south-1':
+            case 'eu-west-1':
+            case 'eu-west-2':
+            case 'eu-west-3':
+            case 'me-central-1':
+            case 'me-south-1':
+            case 'sa-east-1':
+            case 'us-east-1':
+            case 'us-east-2':
+            case 'us-gov-east-1':
+            case 'us-gov-west-1':
+            case 'us-west-1':
+            case 'us-west-2':
+                return [
+                    'endpoint' => "https://lambda.$region.amazonaws.com",
+                    'signRegion' => $region,
+                    'signService' => 'lambda',
+                    'signVersions' => ['v4'],
+                ];
             case 'cn-north-1':
             case 'cn-northwest-1':
                 return [
@@ -433,11 +465,6 @@ protected function getEndpointMetadata(?string $region): array
                 ];
         }
 
-        return [
-            'endpoint' => "https://lambda.$region.amazonaws.com",
-            'signRegion' => $region,
-            'signService' => 'lambda',
-            'signVersions' => ['v4'],
-        ];
+        throw new UnsupportedRegion(sprintf('The region "%s" is not supported by "Lambda".', $region));
     }
 }