### 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
all_bezier = false;
		}
		if (insert_data[i].track_idx == -1) {
			++num_tracks;
			last_track_query = insert_data[i].query;
		}
		if (insert_data[i].type != Animation::TYPE_VALUE) {
			continue;
		}
		switch (insert_data[i].value.get_type()) {
			case Variant::INT:
			case Variant::FLOAT:
			case Variant::VECTOR2:
			case Variant::VECTOR3:
			case Variant::QUATERNION:
			case Variant::PLANE:
			case Variant::COLOR: {
				
			} break;
			default: {
				all_bezier = false;
			}
		}
	}
	
	if (!Input::get_singleton()->is_key_pressed(Key::SHIFT) && num_tracks > 0) {
		String shortcut_hint = TTR("Hold Shift when clicking the key icon to skip this dialog.");
		
		if (num_tracks == 1) {