### Godot version

4.0 Beta10

### System information

Windows 10, Vulkan, GTX1060

### Issue description

`PropertyTweener`'s methods' return value are not discarded and effect the unary operator at next line.

In Editor:
![in_editor](https://user-images.githubusercontent.com/61624558/210715100-04bdf283-7954-4be3-94ca-338987b24c5b.png)


In cpp:
![in_cpp](https://user-images.githubusercontent.com/61624558/210715127-519f6d54-fc15-468f-9aca-ba7d387a5a7b.png)


### Steps to reproduce

Just run the Minimal reproduction project.

### Minimal reproduction project

[Bug Report.zip](https://github.com/godotengine/godot/files/10349829/Bug.Report.zip)

return get_constant_pos(p_constant);
}
uint32_t GDScriptByteCodeGenerator::add_or_get_name(const StringName &p_name) {
	return get_name_map_pos(p_name);
}
uint32_t GDScriptByteCodeGenerator::add_temporary(const GDScriptDataType &p_type) {
	Variant::Type temp_type = Variant::NIL;
	if (p_type.has_type) {
		if (p_type.kind == GDScriptDataType::BUILTIN) {
			switch (p_type.builtin_type) {
				case Variant::NIL:
				case Variant::BOOL:
				case Variant::INT:
				case Variant::FLOAT:
				case Variant::STRING:
				case Variant::VECTOR2:
				case Variant::VECTOR2I:
				case Variant::RECT2:
				case Variant::RECT2I:
				case Variant::VECTOR3:
				case Variant::VECTOR3I:
				case Variant::TRANSFORM2D:
				case Variant::VECTOR4:
				case Variant::VECTOR4I:
				case Variant::PLANE:
				case Variant::QUATERNION:
				case Variant::AABB:
				case Variant::BASIS: