KEYCLOAK-4888

Change default hashing provider for realm

services/src/main/java/org/keycloak/services/managers/RealmManager.java

@@ -226,8 +226,6 @@ public class RealmManager {
         realm.setLoginWithEmailAllowed(true);
 
         realm.setEventsListeners(Collections.singleton("jboss-logging"));
-
-        realm.setPasswordPolicy(PasswordPolicy.parse(session, "hashIterations(20000)"));
     }
 
     public boolean removeRealm(RealmModel realm) {