docs(api-reference): input parser options update default value

docs/src/pages/reference/configuration/input.md

@@ -85,10 +85,12 @@ module.exports = {
 
 Type: `Object`.
 
-Default Value: `{ resolve: { github: githubResolver }, }`.
+Default Value: `{ resolve: { github: githubResolver }, validate: true }`.
 
 Orval use a parser to handle multiple files specification. You can use the parserOptions property to provide custom config for that parser. Check [here](https://apitools.dev/swagger-parser/docs/options.html) available options. Be default Orval add a github parser but you can add own if you have a private specification or other requirement.
 
+Your specification is automatically validated by default.
+
 ```js
 module.exports = {
   petstore: {