Improve region deduplication (#1277)

Author: jderusse

src/CodeBuildClient.php

@@ -172,31 +172,31 @@ protected function getEndpointMetadata(?string $region): array
                     'signService' => 'codebuild',
                     'signVersions' => ['v4'],
                 ];
-            case 'us-gov-east-1-fips':
+            case 'us-west-1-fips':
                 return [
-                    'endpoint' => 'https://codebuild-fips.us-gov-east-1.amazonaws.com',
-                    'signRegion' => 'us-gov-east-1',
+                    'endpoint' => 'https://codebuild-fips.us-west-1.amazonaws.com',
+                    'signRegion' => 'us-west-1',
                     'signService' => 'codebuild',
                     'signVersions' => ['v4'],
                 ];
-            case 'us-gov-west-1-fips':
+            case 'us-west-2-fips':
                 return [
-                    'endpoint' => 'https://codebuild-fips.us-gov-west-1.amazonaws.com',
-                    'signRegion' => 'us-gov-west-1',
+                    'endpoint' => 'https://codebuild-fips.us-west-2.amazonaws.com',
+                    'signRegion' => 'us-west-2',
                     'signService' => 'codebuild',
                     'signVersions' => ['v4'],
                 ];
-            case 'us-west-1-fips':
+            case 'us-gov-east-1-fips':
                 return [
-                    'endpoint' => 'https://codebuild-fips.us-west-1.amazonaws.com',
-                    'signRegion' => 'us-west-1',
+                    'endpoint' => 'https://codebuild-fips.us-gov-east-1.amazonaws.com',
+                    'signRegion' => 'us-gov-east-1',
                     'signService' => 'codebuild',
                     'signVersions' => ['v4'],
                 ];
-            case 'us-west-2-fips':
+            case 'us-gov-west-1-fips':
                 return [
-                    'endpoint' => 'https://codebuild-fips.us-west-2.amazonaws.com',
-                    'signRegion' => 'us-west-2',
+                    'endpoint' => 'https://codebuild-fips.us-gov-west-1.amazonaws.com',
+                    'signRegion' => 'us-gov-west-1',
                     'signService' => 'codebuild',
                     'signVersions' => ['v4'],
                 ];