### 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
switch (p_what) {
		case NOTIFICATION_THEME_CHANGED: {
			if (animation.is_null()) {
				return;
			}
			ERR_FAIL_INDEX(track, animation->get_track_count());
			type_icon = _get_key_type_icon();
			selected_icon = get_editor_theme_icon(SNAME("KeySelected"));
		} break;
		case NOTIFICATION_DRAW: {
			if (animation.is_null()) {
				return;
			}
			ERR_FAIL_INDEX(track, animation->get_track_count());
			int limit = timeline->get_name_limit();
			if (track % 2 == 1) {
				
				draw_rect(Rect2(Point2(1 * EDSCALE, 0), get_size() - Size2(1 * EDSCALE, 0)), Color(0.5, 0.5, 0.5, 0.05));
			}
			if (hovered) {
				
				draw_rect(Rect2(Point2(1 * EDSCALE, 0), get_size() - Size2(1 * EDSCALE, 0)), Color(0.5, 0.5, 0.5, 0.1));
			}
			if (has_focus()) {
				Color accent = get_theme_color(SNAME("accent_color"), EditorStringName(Editor));
				accent.a *= 0.7;
				
				draw_style_box(get_theme_stylebox(SNAME("Focus"), EditorStringName(EditorStyles)), Rect2(Point2(1 * EDSCALE, 0), get_size() - Size2(1 * EDSCALE, 0)));