### Godot version

4.0.dev(2fdaf2919c03ab50f971f2d51616d4ee329d29af)

### System information

any

### Issue description

AnimationPlayer is unintentionally hidden.

https://user-images.githubusercontent.com/61938263/217088704-c1ad44d6-ef7b-4b10-b351-f9f9fa166e39.mp4


### Steps to reproduce

Select AnimationTree -> Select AnimationPlayer

### Minimal reproduction project

N/A
if (EditorDebuggerNode::get_singleton()->is_visible()) {
				bottom_panel->add_theme_style_override("panel", gui_base->get_theme_stylebox(SNAME("BottomPanelDebuggerOverride"), SNAME("EditorStyles")));
			}
			
			for (int i = 0; i < singleton->main_editor_buttons.size(); i++) {
				Button *tb = singleton->main_editor_buttons[i];
				EditorPlugin *p_editor = singleton->editor_table[i];
				Ref<Texture2D> icon = p_editor->get_icon();
				if (icon.is_valid()) {
					tb->set_icon(icon);
				} else if (singleton->gui_base->has_theme_icon(p_editor->get_name(), SNAME("EditorIcons"))) {
					tb->set_icon(singleton->gui_base->get_theme_icon(p_editor->get_name(), SNAME("EditorIcons")));
				}
			}
			_build_icon_type_cache();
			if (write_movie_button->is_pressed()) {
				launch_pad->add_theme_style_override("panel", gui_base->get_theme_stylebox(SNAME("LaunchPadMovieMode"), SNAME("EditorStyles")));
				write_movie_panel->add_theme_style_override("panel", gui_base->get_theme_stylebox(SNAME("MovieWriterButtonPressed"), SNAME("EditorStyles")));
			} else {
				launch_pad->add_theme_style_override("panel", gui_base->get_theme_stylebox(SNAME("LaunchPadNormal"), SNAME("EditorStyles")));
				write_movie_panel->add_theme_style_override("panel", gui_base->get_theme_stylebox(SNAME("MovieWriterButtonNormal"), SNAME("EditorStyles")));
			}
			play_button->set_icon(gui_base->get_theme_icon(SNAME("MainPlay"), SNAME("EditorIcons")));
			play_scene_button->set_icon(gui_base->get_theme_icon(SNAME("PlayScene"), SNAME("EditorIcons")));
			play_custom_scene_button->set_icon(gui_base->get_theme_icon(SNAME("PlayCustom"), SNAME("EditorIcons")));
			pause_button->set_icon(gui_base->get_theme_icon(SNAME("Pause"), SNAME("EditorIcons")));
			stop_button->set_icon(gui_base->get_theme_icon(SNAME("Stop"), SNAME("EditorIcons")));
			prev_scene->set_icon(gui_base->get_theme_icon(SNAME("PrevScene"), SNAME("EditorIcons")));
			distraction_free->set_icon(gui_base->get_theme_icon(SNAME("DistractionFree"), SNAME("EditorIcons")));
			scene_tab_add->set_icon(gui_base->get_theme_icon(SNAME("Add"), SNAME("EditorIcons")));