Fix typo: s/customidms/customimds/

aws/rust-runtime/aws-config/src/imds/client.rs

@@ -89,7 +89,7 @@ fn user_agent() -> AwsUserAgent {
 /// use aws_config::imds::client::Client;
 /// # async fn docs() {
 /// let client = Client::builder()
-/// .endpoint("http://customidms:456/").expect("valid URI")
+/// .endpoint("http://customimds:456/").expect("valid URI")
 /// .build();
 /// # }
 /// ```