Support Serialization in Exceptions

Issue gh-16276

ldap/src/main/java/org/springframework/security/ldap/authentication/ad/ActiveDirectoryAuthenticationException.java

@@ -40,6 +40,7 @@ import org.springframework.security.core.AuthenticationException;
  *
  * @author Rob Winch
  */
+@SuppressWarnings("serial")
 public final class ActiveDirectoryAuthenticationException extends AuthenticationException {
 
 	private final String dataCode;

ldap/src/main/java/org/springframework/security/ldap/ppolicy/PasswordPolicyException.java

@@ -16,6 +16,8 @@
 
 package org.springframework.security.ldap.ppolicy;
 
+import java.io.Serial;
+
 /**
  * Generic exception raised by the ppolicy package.
  * <p>
@@ -27,6 +29,9 @@ package org.springframework.security.ldap.ppolicy;
  */
 public class PasswordPolicyException extends RuntimeException {
 
+	@Serial
+	private static final long serialVersionUID = 2586535034047453106L;
+
 	private final PasswordPolicyErrorStatus status;
 
 	public PasswordPolicyException(PasswordPolicyErrorStatus status) {