### 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)

}
		} else {
			
			if (caret_mid_grapheme_enabled) {
				next_column = get_caret_column(caret_idx) < curline_len ? (get_caret_column(caret_idx) + 1) : 0;
			} else {
				next_column = get_caret_column(caret_idx) < curline_len ? TS->shaped_text_next_grapheme_pos(text.get_line_data(get_caret_line(caret_idx))->get_rid(), (get_caret_column(caret_idx))) : 0;
			}
			
			if (i > 0) {
				int prev_caret_idx = caret_edit_order[i - 1];
				if (get_caret_line(prev_caret_idx) == next_line && get_caret_column(prev_caret_idx) == next_column) {
					carets_to_remove.push_back(prev_caret_idx);
				}
			}
		}
		_remove_text(get_caret_line(caret_idx), get_caret_column(caret_idx), next_line, next_column);
		adjust_carets_after_edit(caret_idx, get_caret_line(caret_idx), get_caret_column(caret_idx), next_line, next_column);
	}
	
	carets_to_remove.sort();
	for (int i = carets_to_remove.size() - 1; i >= 0; i--) {
		remove_caret(carets_to_remove[i]);
	}
	
	merge_overlapping_carets();
	end_action();
	queue_redraw();
}
void TextEdit::_move_caret_document_start(bool p_select) {