### 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_edit->set_editable(false);
			SEND_GUI_ACTION("ui_text_delete");
			CHECK(text_edit->get_viewport()->is_input_handled());
			CHECK(text_edit->get_text() == " ffi some test text. ffi some test text.");
			CHECK(text_edit->get_caret_line() == 0);
			CHECK(text_edit->get_caret_column() == 0);
			CHECK_FALSE(text_edit->has_selection(0));
			CHECK(text_edit->get_caret_line(1) == 0);
			CHECK(text_edit->get_caret_column(1) == 20);
			CHECK_FALSE(text_edit->has_selection(1));
			SIGNAL_CHECK_FALSE("caret_changed");
			SIGNAL_CHECK_FALSE("text_changed");
			SIGNAL_CHECK_FALSE("lines_edited_from");
			text_edit->set_editable(true);
			text_edit->start_action(TextEdit::EditAction::ACTION_NONE);
			SEND_GUI_ACTION("ui_text_delete");
			CHECK(text_edit->get_viewport()->is_input_handled());
			CHECK(text_edit->get_text() == "ffi some test text.ffi some test text.");
			CHECK(text_edit->get_caret_line() == 0);
			CHECK(text_edit->get_caret_column() == 0);
			CHECK_FALSE(text_edit->has_selection(0));
			CHECK(text_edit->get_caret_line(1) == 0);
			CHECK(text_edit->get_caret_column(1) == 19);
			CHECK_FALSE(text_edit->has_selection(0));
			SIGNAL_CHECK("caret_changed", empty_signal_args);
			SIGNAL_CHECK("text_changed", empty_signal_args);
			SIGNAL_CHECK("lines_edited_from", lines_edited_args);
			text_edit->start_action(TextEdit::EditAction::ACTION_NONE);
			SEND_GUI_ACTION("ui_text_delete");
			CHECK(text_edit->get_viewport()->is_input_handled());