Correct typo

docs/versioned_docs/version-v111/usage/example.md

@@ -73,7 +73,7 @@ public class TwitterClientOptions(string ApiKey, string ApiSecret);
 
 public TwitterClient(IOptions<TwitterClientOptions> options) {
     var opt = new RestClientOptions("https://api.twitter.com/2");
-    _client = new RestClient(options);
+    _client = new RestClient(opt);
 }
 ```
 
@@ -149,4 +149,4 @@ Sample code provided on this page is a production code. For example, the authent
 
 ## Final words
 
-This page demonstrates how an API client can be implemented as a typed, configurable client with its own interface. Usage of the client in applications is not covered here as different application types and target frameworks have their own idiomatic ways to use HTTP clients.
+This page demonstrates how an API client can be implemented as a typed, configurable client with its own interface. Usage of the client in applications is not covered here as different application types and target frameworks have their own idiomatic ways to use HTTP clients.