Update testcase

Signed-off-by: Tran Ngoc Nhan <ngocnhan.tran1996@gmail.com>

Author: ngocnhan-tran1996

core/src/test/java/org/springframework/security/authorization/AuthorityAuthorizationManagerTests.java

@@ -21,7 +21,6 @@
 
 import org.junit.jupiter.api.Test;
 
-import org.springframework.security.access.AccessDeniedException;
 import org.springframework.security.access.hierarchicalroles.NullRoleHierarchy;
 import org.springframework.security.access.hierarchicalroles.RoleHierarchy;
 import org.springframework.security.access.hierarchicalroles.RoleHierarchyImpl;