code review

Author: bnasslahsen

springdoc-openapi-webmvc-core/src/test/resources/500-90.json

@@ -1,5 +1 @@
-{
-  "500": {
-    "$ref": "#/components/examples/http500Example"
-  }
-}
+{"500":{"$ref":"#/components/examples/http500Example"}}

springdoc-openapi-webmvc-core/src/test/resources/results/app90.json

@@ -99,7 +99,7 @@
       "http500Example": {
         "summary": "HTTP 500 JSON Body response example",
         "description": "An example of HTTP response in case an error occurs on server side. instance attribute reference a traceId to ease server side analysis.",
-        "value": "{\r\n  \"500\": {\r\n    \"$ref\": \"#/components/examples/http500Example\"\r\n  }\r\n}\r\n"
+        "value": "{\"500\":{\"$ref\":\"#/components/examples/http500Example\"}}"
       }
     }
   }