### 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)

if (font == p_font) {
		return;
	}
	font = p_font;
	is_dirty = true;
}
void TextEdit::Text::set_font_size(int p_font_size) {
	if (font_size == p_font_size) {
		return;
	}
	font_size = p_font_size;
	is_dirty = true;
}
void TextEdit::Text::set_tab_size(int p_tab_size) {
	if (tab_size == p_tab_size) {
		return;
	}
	tab_size = p_tab_size;
	tab_size_dirty = true;
}
int TextEdit::Text::get_tab_size() const {