### 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)

text_editor->begin_complex_operation();
	Vector<int> caret_edit_order = text_editor->get_caret_index_edit_order();
	
	Vector<Vector<int>> caret_groups;
	Vector<Pair<int, int>> group_borders;
	
	for (int i = 0; i < caret_edit_order.size(); i++) {
		int c = caret_edit_order[i];
		Vector<int> new_group{ c };
		Pair<int, int> group_border;
		group_border.first = _get_affected_lines_from(c);
		group_border.second = _get_affected_lines_to(c);
		for (int j = i; j < caret_edit_order.size() - 1; j++) {
			int c_current = caret_edit_order[j];
			int c_next = caret_edit_order[j + 1];
			int next_start_pos = _get_affected_lines_from(c_next);