### 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)

int next_end_pos = _get_affected_lines_to(c_next);
			int current_start_pos = text_editor->has_selection(c_current) ? text_editor->get_selection_from_line(c_current) : text_editor->get_caret_line(c_current);
			i = j;
			if (next_end_pos != current_start_pos && next_end_pos + 1 != current_start_pos) {
				break;
			}
			group_border.first = next_start_pos;
			new_group.push_back(c_next);
			
			if (j + 1 == caret_edit_order.size() - 1) {
				i++;
			}
		}
		group_borders.push_back(group_border);
		caret_groups.push_back(new_group);
	}
	for (int i = group_borders.size() - 1; i >= 0; i--) {
		if (group_borders[i].first - 1 < 0) {
			continue;
		}
		
		if (i < group_borders.size() - 1 && group_borders[i].first - 1 <= group_borders[i + 1].second) {
			continue;
		}
		
		Vector<Vector<int>> caret_group_parameters;
		for (int j = 0; j < caret_groups[i].size(); j++) {
			int c = caret_groups[i][j];
			int cursor_line = text_editor->get_caret_line(c);
			int cursor_column = text_editor->get_caret_column(c);