Preserve order of securitySchemes (#14536)

* Remove alphabetical sort

* Update integration testing expectations

* Regenerate files

samples/client/petstore/javascript-es6/README.md

@@ -224,6 +224,18 @@ Class | Method | HTTP request | Description
 
 
 
+### petstore_auth
+
+
+- **Type**: OAuth
+- **Flow**: implicit
+- **Authorization URL**: http://petstore.swagger.io/api/oauth/dialog
+- **Scopes**: 
+  - write:pets: modify pets in your account
+  - read:pets: read your pets
+
+
+
 ### api_key
 
 
@@ -242,30 +254,18 @@ Class | Method | HTTP request | Description
 
 
 
-### bearer_test
-
-- **Type**: Bearer authentication (JWT)
-
-
-
 ### http_basic_test
 
 - **Type**: HTTP basic authentication
 
 
 
+### bearer_test
+
+- **Type**: Bearer authentication (JWT)
+
+
+
 ### http_signature_test
 
 
-
-
-### petstore_auth
-
-
-- **Type**: OAuth
-- **Flow**: implicit
-- **Authorization URL**: http://petstore.swagger.io/api/oauth/dialog
-- **Scopes**: 
-  - write:pets: modify pets in your account
-  - read:pets: read your pets
-

samples/client/petstore/javascript-es6/src/ApiClient.js

@@ -46,11 +46,11 @@ class ApiClient {
          * @type {Array.<String>}
          */
         this.authentications = {
+            'petstore_auth': {type: 'oauth2'},
             'api_key': {type: 'apiKey', 'in': 'header', name: 'api_key'},
             'api_key_query': {type: 'apiKey', 'in': 'query', name: 'api_key_query'},
-            'bearer_test': {type: 'bearer'}, // JWT
             'http_basic_test': {type: 'basic'},
-            'petstore_auth': {type: 'oauth2'}
+            'bearer_test': {type: 'bearer'}, // JWT
         }
 
         /**