### Summary

Add type hints to `ansible.utils.display::Display`

### Issue Type

Feature Idea

### Component Name

lib/ansible/utils/display.py
data = {}
    vars_plugin_list = list(vars_loader.all())
    for plugin_name in C.VARIABLE_PLUGINS_ENABLED:
        if AnsibleCollectionRef.is_valid_fqcr(plugin_name):
            vars_plugin = vars_loader.get(plugin_name)
            if vars_plugin is None:
                
                continue
            if vars_plugin not in vars_plugin_list:
                vars_plugin_list.append(vars_plugin)
    for plugin in vars_plugin_list:
        
        builtin_or_legacy = plugin.ansible_name.startswith('ansible.builtin.') or '.' not in plugin.ansible_name
        
        needs_enabled = not builtin_or_legacy
        if hasattr(plugin, 'REQUIRES_ENABLED'):
            needs_enabled = plugin.REQUIRES_ENABLED
        elif hasattr(plugin, 'REQUIRES_WHITELIST'):
            display.deprecated("The VarsModule class variable 'REQUIRES_WHITELIST' is deprecated. "
                               "Use 'REQUIRES_ENABLED' instead.", version=2.18)
            needs_enabled = plugin.REQUIRES_WHITELIST
        
        
        if not builtin_or_legacy and (hasattr(plugin, 'REQUIRES_ENABLED') or hasattr(plugin, 'REQUIRES_WHITELIST')):
            display.warning(
                "Vars plugins in collections must be enabled to be loaded, REQUIRES_ENABLED is not supported. "