Problem description: If Parameter "Bind password" in Administration => Authentication => LDAP settings is empty, it is possible to successfully test and to save LDAP authentication configuration without specifying mandatory parameter "Login".
Steps to reproduce:
- Navigate to Administration => Authentication
- Switch to "LDAP settings"
- Fill in all mandatory fields with valid values except for field "Login". Make sure "Bind password" field is empty
- Press test button
Result 1: a message stating that the test was successful is returned
- Attempt to update LDAP configuration
Result 2: Configuration successfully updated
Expected: It should not be possible to test or update LDAP authentication cofiguration without specifying all mandatory parameters.