### Godot version

4.0.stable

### System information

Windows 10, Forward+, GTX 1070 driver 528.49

### Issue description

When trying to edit the handle mode of a bezier cruve key from the inspector tab, the mode doesn't change. It works fine when right clicking on the key and setting the handle mode from here though. 

https://user-images.githubusercontent.com/24484962/222379540-29d71b6d-ff0c-4a21-9905-9750d0581fda.mp4



### Steps to reproduce

On an animation track using a bezier curve, select a key and try to change the handle mode from the inspector tab

### Minimal reproduction project

N/A
AnimationPlayer *player = AnimationPlayerEditor::get_singleton()->get_player();
	edit->get_popup()->set_item_disabled(edit->get_popup()->get_item_index(EDIT_APPLY_RESET), !player->can_apply_reset());
}
void AnimationTrackEditor::goto_prev_step(bool p_from_mouse_event) {
	if (animation.is_null()) {
		return;
	}
	float anim_step = animation->get_step();
	if (anim_step == 0) {
		anim_step = 1;
	}
	if (p_from_mouse_event && Input::get_singleton()->is_key_pressed(Key::SHIFT)) {
		
		
		anim_step *= 0.25;
	}
	float pos = timeline->get_play_position();
	pos = Math::snapped(pos - anim_step, anim_step);
	if (pos < 0) {
		pos = 0;
	}
	set_anim_pos(pos);
	emit_signal(SNAME("timeline_changed"), pos, false);
}
void AnimationTrackEditor::goto_next_step(bool p_from_mouse_event, bool p_timeline_only) {