### Godot version

v4.0.beta17.official [c40020513]

### System information

Windows 11 Pro

### Issue description

In AnimationPlayer, Audio Playback Track does not work in the middle of playback, as in v3.5.1.stable.official [6fed1ffa3]

### Steps to reproduce

(Do on both versions)
Add root node -> Node
Add AnimationPlayer and AudioStreamPlayer
![image](https://user-images.githubusercontent.com/91904840/216308659-d0327455-73e9-48d6-93b3-b33f4c8f1ccc.png)

Add new animation, Add Audio Playback Track
Drag & Drop audio test.ogg on track with a time offset of 1
![image](https://user-images.githubusercontent.com/91904840/216308947-391718d9-1e9c-4418-9f82-3cc9b6075cff.png)

Play animation before the start of the track, at the beginning of the track and somewhere during the track (turn on the sound)

v 3.5.1

https://user-images.githubusercontent.com/91904840/216314742-80982bb9-23a3-4eb5-8e98-249c3531aa66.mp4

v 4.0.beta17


https://user-images.githubusercontent.com/91904840/216314798-23f212f2-c386-4dc1-8946-648e5f8f2467.mp4




You'll notice, that on version 4.0.beta17 Audio Playback Track does not work in the middle of playback!




### Minimal reproduction project

Normal playback
[godot_3.5.1.zip](https://github.com/godotengine/godot/files/10568517/godot_3.5.1.zip)

Cracked playback
[godot_4.0.beta17.zip](https://github.com/godotengine/godot/files/10568519/godot_4.0.beta17.zip)

return (is_playing() ? playback.assigned : "");
}
void AnimationPlayer::set_assigned_animation(const String &p_anim) {
	if (is_playing()) {
		float speed = get_playing_speed();
		play(p_anim, -1.0, speed, signbit(speed));
	} else {
		ERR_FAIL_COND_MSG(!animation_set.has(p_anim), vformat("Animation not found: %s.", p_anim));
		playback.current.pos = 0;
		playback.current.from = &animation_set[p_anim];
		playback.assigned = p_anim;
	}
}
String AnimationPlayer::get_assigned_animation() const {
	return playback.assigned;
}
void AnimationPlayer::pause() {
	_stop_internal(false, false);
}
void AnimationPlayer::stop(bool p_keep_state) {
	_stop_internal(true, p_keep_state);
}
void AnimationPlayer::set_speed_scale(float p_speed) {