### 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)

#include "scene/gui/text_edit.h"
#include "tests/test_macros.h"
namespace TestTextEdit {
TEST_CASE("[SceneTree][TextEdit] text entry") {
	SceneTree::get_singleton()->get_root()->set_physics_object_picking(false);
	TextEdit *text_edit = memnew(TextEdit);
	SceneTree::get_singleton()->get_root()->add_child(text_edit);
	text_edit->grab_focus();
	Array empty_signal_args;
	empty_signal_args.push_back(Array());
	SUBCASE("[TextEdit] text entry") {
		SIGNAL_WATCH(text_edit, "text_set");
		SIGNAL_WATCH(text_edit, "text_changed");
		SIGNAL_WATCH(text_edit, "lines_edited_from");
		SIGNAL_WATCH(text_edit, "caret_changed");
		Array args1;
		args1.push_back(0);
		args1.push_back(0);
		Array lines_edited_args;
		lines_edited_args.push_back(args1);
		lines_edited_args.push_back(args1.duplicate());
		SUBCASE("[TextEdit] clear and set text") {
			
			text_edit->clear();
			MessageQueue::get_singleton()->flush();
			CHECK(text_edit->get_text() == "");
			CHECK(text_edit->get_caret_column() == 0);
			CHECK(text_edit->get_line_count() == 1);
			SIGNAL_CHECK("text_set", empty_signal_args);
			SIGNAL_CHECK("lines_edited_from", lines_edited_args);