message: (docs) - Fix outdated type in next-urql section
diff: @@ -83,7 +83,7 @@ Next allows you to override the root of your application using a special page ca
  The `clientOptions` argument is required. It represents all of the options you want to enable on your `urql` Client instance. It has the following union type:
  ```typescript
  -type NextUrqlClientConfig = (ssrExchange: SSRExchange, ctx?: NextPageContext) => ClientOptions;
  +type NextUrqlClientConfig = (ssrExchange: SSRExchange, ctx?: PartialNextContext) => ClientOptions;
  ```
  The `ClientOptions` `interface` comes from `urql` itself and has the following type:
  