Remove duplicate setSecurityContextHolderStrategy

Closes gh-14592

config/src/main/java/org/springframework/security/config/annotation/web/configurers/LogoutConfigurer.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2023 the original author or authors.
+ * Copyright 2002-2024 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -335,7 +335,6 @@ public final class LogoutConfigurer<H extends HttpSecurityBuilder<H>>
 		LogoutFilter result = new LogoutFilter(getLogoutSuccessHandler(), handlers);
 		result.setSecurityContextHolderStrategy(getSecurityContextHolderStrategy());
 		result.setLogoutRequestMatcher(getLogoutRequestMatcher(http));
-		result.setSecurityContextHolderStrategy(getSecurityContextHolderStrategy());
 		result = postProcess(result);
 		return result;
 	}