### Godot version

4.0 rc2

### System information

Windows 10, Vulkan, GTX 1070

### Issue description

Parallax occlusion mapping does not show in stereoscopic 3D, the shader seems to not be using individual eye positions like it does in 3.5. 




### Steps to reproduce

See attached project

### Minimal reproduction project

[VR test scene.zip](https://github.com/godotengine/godot/files/10750730/VR.test.scene.zip)

if (param_cache.has(p_param)) {
		return param_cache[p_param];
	} else {
		return Variant();
	}
}
void ShaderMaterial::_shader_changed() {
	notify_property_list_changed(); 
}
void ShaderMaterial::_bind_methods() {
	ClassDB::bind_method(D_METHOD("set_shader", "shader"), &ShaderMaterial::set_shader);
	ClassDB::bind_method(D_METHOD("get_shader"), &ShaderMaterial::get_shader);
	ClassDB::bind_method(D_METHOD("set_shader_parameter", "param", "value"), &ShaderMaterial::set_shader_parameter);
	ClassDB::bind_method(D_METHOD("get_shader_parameter", "param"), &ShaderMaterial::get_shader_parameter);
	ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "shader", PROPERTY_HINT_RESOURCE_TYPE, "Shader"), "set_shader", "get_shader");
}
void ShaderMaterial::get_argument_options(const StringName &p_function, int p_idx, List<String> *r_options) const {