requiresLogoutMatcher naming polish

Issue: gh-4822

config/src/main/java/org/springframework/security/config/web/server/ServerHttpSecurity.java

@@ -748,7 +748,7 @@ public class ServerHttpSecurity {
 		}
 
 		public LogoutSpec requiresLogout(ServerWebExchangeMatcher requiresLogout) {
-			this.logoutWebFilter.setRequiresLogout(requiresLogout);
+			this.logoutWebFilter.setRequiresLogoutMatcher(requiresLogout);
 			return this;
 		}
 

web/src/main/java/org/springframework/security/web/server/authentication/logout/LogoutWebFilter.java

@@ -90,8 +90,8 @@ public class LogoutWebFilter implements WebFilter {
 		this.logoutHandler = logoutHandler;
 	}
 
-	public void setRequiresLogout(ServerWebExchangeMatcher serverWebExchangeMatcher) {
-		Assert.notNull(serverWebExchangeMatcher, "serverWebExchangeMatcher must not be null");
-		this.requiresLogout = serverWebExchangeMatcher;
+	public void setRequiresLogoutMatcher(ServerWebExchangeMatcher requiresLogoutMatcher) {
+		Assert.notNull(requiresLogoutMatcher, "requiresLogoutMatcher must not be null");
+		this.requiresLogout = requiresLogoutMatcher;
 	}
 }