Fix example code for "Streaming Responses" (#3802)

* Fix example code for "Streaming Responses"

Fixes #3802

Signed-off-by: ingbyr <[email protected]>
(cherry picked from commit 42210d3)

Author: ingbyr

spring-ai-docs/src/main/antora/modules/ROOT/pages/api/chatclient.adoc

@@ -314,7 +314,7 @@ Flux<String> flux = this.chatClient.prompt()
 
 String content = this.flux.collectList().block().stream().collect(Collectors.joining());
 
-List<ActorFilms> actorFilms = this.converter.convert(this.content);
+List<ActorsFilms> actorFilms = this.converter.convert(this.content);
 ----
 
 == Prompt Templates