### Godot version

4.0b10

### System information

Linux/Manjaro

### Issue description

Most dialogs in the editor scale their text field Controls to fit the whole window when it's resized, but the plugin creation dialog does not: 
![image](https://user-images.githubusercontent.com/24468819/210095286-e53bc450-dcdc-472c-acc7-f8b3532a0ca2.png)


### Steps to reproduce

1. Go to Project Settings -> Plugins -> Create New Plugin
2. Resize the new dialog

### Minimal reproduction project

N/A
#include "plugin_config_dialog.h"
#include "core/io/config_file.h"
#include "core/io/dir_access.h"
#include "editor/editor_node.h"
#include "editor/editor_plugin.h"
#include "editor/editor_scale.h"
#include "editor/project_settings_editor.h"
#include "scene/gui/grid_container.h"
void PluginConfigDialog::_clear_fields() {