Update javadoc of TestRestTemplate after change to redirect behavior

Closes gh-47474

Author: wilkinsona

spring-boot-project/spring-boot-test/src/main/java/org/springframework/boot/test/web/client/TestRestTemplate.java

@@ -80,7 +80,7 @@
  * <p>
  * A {@code TestRestTemplate} can optionally carry Basic authentication headers. If Apache
  * Http Client 4.3.2 or better is available (recommended) it will be used as the client,
- * and by default configured to ignore cookies and redirects.
+ * and by default configured to ignore cookies.
  * <p>
  * Note: To prevent injection problems this class intentionally does not extend
  * {@link RestTemplate}. If you need access to the underlying {@link RestTemplate} use