Issue 49928 - Fix various small WebUI schema issues
    
    Description: Make standard schema attributes and objectclasses non-editable.
    Attributes table should contain a string representation of
    the syntax attributes, and if you point a cursor on them you can see an ID.
    MAY and MUST attributes list shouldn't contain empty lines.
    Make WebUI form and CLI functionality consistent.
    Fix formatting and forloop lint issues.
    
    https://pagure.io/389-ds-base/issue/49928
    
    Reviewed by: mreynolds, wibrown, mhonek (Thanks!)