Issue 50972 - Fix cockpit plugin build
    
    Bug Description:
    
    During 389-console build, `npm run build` complains about the wrong
    indentations.
    
    Fix Description:
    
    This is just the correction of indentations.
    
    Fixes: https://pagure.io/389-ds-base/issue/50972
    
    Author: Stanislav Levin <slev@altlinux.org>
    
    Review by: mreynolds (Thanks!)
    
    Signed-off-by: Stanislav Levin <slev@altlinux.org>