Fixed the error in the example code for `CassandraChatMemoryRepository` in the documentation.#4476

ilayaperumalg merged 1 commit intospring-projects:mainspring-projects/spring-ai:mainfrom

sunyuhan1998:fix-doc-chatmemory-20250926sunyuhan1998/spring-ai:fix-doc-chatmemory-20250926Copy head branch name to clipboard