Update qunit fixture

Author: chriszarate

tests/qunit/fixtures/wp-api-generated.js

@@ -12845,7 +12845,8 @@ mockedApiResponse.Schema = {
                                             "properties": {
                                                 "data": {
                                                     "type": "string",
-                                                    "required": true
+                                                    "required": true,
+                                                    "maxLength": 1048576
                                                 },
                                                 "type": {
                                                     "type": "string",
@@ -12868,6 +12869,7 @@ mockedApiResponse.Schema = {
                                 },
                                 "type": "object"
                             },
+                            "maxItems": 50,
                             "type": "array",
                             "required": true
                         }