### Godot version

Godot 4.0 statble

### System information

Windows 10

### Issue description

TextEdit boundary wrapmode not works, it only removes the horizontal scrollbar

### Steps to reproduce

Add a textedit in editor, set  the wrap mode to boundary, type something.

### Minimal reproduction project

![image](https://user-images.githubusercontent.com/9168814/224538077-2efb4e67-8976-496e-9223-c460365ecc28.png)
![image](https://user-images.githubusercontent.com/9168814/224538084-af773b86-d73a-4e8b-9b66-a0fb4bde1168.png)

Ref<Texture2D> tex;
	switch (p_option.kind) {
		case ScriptLanguage::CODE_COMPLETION_KIND_CLASS: {
			if (has_theme_icon(p_option.display, SNAME("EditorIcons"))) {
				tex = get_theme_icon(p_option.display, SNAME("EditorIcons"));
			} else {
				tex = get_theme_icon(SNAME("Object"), SNAME("EditorIcons"));
			}
		} break;
		case ScriptLanguage::CODE_COMPLETION_KIND_ENUM:
			tex = get_theme_icon(SNAME("Enum"), SNAME("EditorIcons"));
			break;
		case ScriptLanguage::CODE_COMPLETION_KIND_FILE_PATH:
			tex = get_theme_icon(SNAME("File"), SNAME("EditorIcons"));
			break;
		case ScriptLanguage::CODE_COMPLETION_KIND_NODE_PATH:
			tex = get_theme_icon(SNAME("NodePath"), SNAME("EditorIcons"));
			break;