### 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)

CHECK(text_edit->get_v_scroll_speed() == 10);
	text_edit->set_v_scroll_speed(1);
	CHECK(text_edit->get_v_scroll_speed() == 1);
	ERR_PRINT_ON;
	
	int v_scroll = text_edit->get_v_scroll();
	SEND_GUI_MOUSE_BUTTON_EVENT(Point2i(10, 10), MouseButton::WHEEL_DOWN, 0, Key::NONE);
	CHECK(text_edit->get_v_scroll() > v_scroll);
	SEND_GUI_MOUSE_BUTTON_EVENT(Point2i(10, 10), MouseButton::WHEEL_UP, 0, Key::NONE);
	CHECK(text_edit->get_v_scroll() == v_scroll);
	
	text_edit->set_smooth_scroll_enabled(true);
	v_scroll = text_edit->get_v_scroll();
	SEND_GUI_MOUSE_BUTTON_EVENT(Point2i(10, 10), MouseButton::WHEEL_DOWN, 0, Key::NONE);
	text_edit->notification(TextEdit::NOTIFICATION_INTERNAL_PHYSICS_PROCESS);
	CHECK(text_edit->get_v_scroll() >= v_scroll);
	SEND_GUI_MOUSE_BUTTON_EVENT(Point2i(10, 10), MouseButton::WHEEL_UP, 0, Key::NONE);
	text_edit->notification(TextEdit::NOTIFICATION_INTERNAL_PHYSICS_PROCESS);
	CHECK(text_edit->get_v_scroll() == v_scroll);
	v_scroll = text_edit->get_v_scroll();
	text_edit->set_v_scroll_speed(10000);
	SEND_GUI_MOUSE_BUTTON_EVENT(Point2i(10, 10), MouseButton::WHEEL_DOWN, 0, Key::NONE);
	text_edit->notification(TextEdit::NOTIFICATION_INTERNAL_PHYSICS_PROCESS);
	CHECK(text_edit->get_v_scroll() >= v_scroll);
	SEND_GUI_MOUSE_BUTTON_EVENT(Point2i(10, 10), MouseButton::WHEEL_UP, 0, Key::NONE);
	text_edit->notification(TextEdit::NOTIFICATION_INTERNAL_PHYSICS_PROCESS);
	CHECK(text_edit->get_v_scroll() == v_scroll);
	ERR_PRINT_OFF;
	CHECK(text_edit->get_scroll_pos_for_line(-1) == 0);
	CHECK(text_edit->get_scroll_pos_for_line(1000) == 0);