Fix circular references on LdapAutoConfiguration (#5055)

* Update ApolloAuditSpanAspectTest.java

* update changes.md

CHANGES.md

@@ -5,6 +5,7 @@ Release Notes.
 Apollo 2.3.0
 
 ------------------
+* [Fix circular references on LdapAutoConfiguration](https://github.com/apolloconfig/apollo/pull/5055)
 
 
 ------------------

apollo-portal/src/main/java/com/ctrip/framework/apollo/portal/spi/configuration/AuthConfiguration.java

@@ -195,14 +195,11 @@ static class SpringSecurityLDAPAuthAutoConfiguration {
 
     private final LdapProperties properties;
     private final Environment environment;
-    private final LdapTemplate ldapTemplate;
 
     public SpringSecurityLDAPAuthAutoConfiguration(final LdapProperties properties,
-        final Environment environment,
-        final LdapTemplate ldapTemplate) {
+        final Environment environment) {
       this.properties = properties;
       this.environment = environment;
-      this.ldapTemplate = ldapTemplate;
     }
 
     @Bean
@@ -225,7 +222,7 @@ public LogoutHandler logoutHandler() {
 
     @Bean
     @ConditionalOnMissingBean(UserService.class)
-    public UserService springSecurityUserService() {
+    public UserService springSecurityUserService(LdapTemplate ldapTemplate) {
       return new LdapUserService(ldapTemplate);
     }