### Godot version

master ([06ccbfe](https://github.com/godotengine/godot/commit/06ccbfe8eec6e840db3df2360dc2804386f940b8))

### System information

PopOS 22.04

### Issue description

Sometimes the doc page is broken when the engine is closed and then restarted.
Closing the doc and opening it again fixes it.

![2023-05-27_22-15](https://github.com/godotengine/godot/assets/3624853/ed202a55-03e8-420a-bc1c-ccfc7f7cd02a)


### Steps to reproduce

- Open a documentation page for any node
- Restart Godot

### Minimal reproduction project

NA

EDIT : Added the commit hash @Calinou 
ClassDB::bind_method(D_METHOD("set_shortcut_keys_enabled", "enabled"), &RichTextLabel::set_shortcut_keys_enabled);
	ClassDB::bind_method(D_METHOD("is_shortcut_keys_enabled"), &RichTextLabel::is_shortcut_keys_enabled);
	ClassDB::bind_method(D_METHOD("set_deselect_on_focus_loss_enabled", "enable"), &RichTextLabel::set_deselect_on_focus_loss_enabled);
	ClassDB::bind_method(D_METHOD("is_deselect_on_focus_loss_enabled"), &RichTextLabel::is_deselect_on_focus_loss_enabled);
	ClassDB::bind_method(D_METHOD("get_selection_from"), &RichTextLabel::get_selection_from);
	ClassDB::bind_method(D_METHOD("get_selection_to"), &RichTextLabel::get_selection_to);
	ClassDB::bind_method(D_METHOD("select_all"), &RichTextLabel::select_all);
	ClassDB::bind_method(D_METHOD("get_selected_text"), &RichTextLabel::get_selected_text);
	ClassDB::bind_method(D_METHOD("deselect"), &RichTextLabel::deselect);
	ClassDB::bind_method(D_METHOD("parse_bbcode", "bbcode"), &RichTextLabel::parse_bbcode);
	ClassDB::bind_method(D_METHOD("append_text", "bbcode"), &RichTextLabel::append_text);
	ClassDB::bind_method(D_METHOD("get_text"), &RichTextLabel::get_text);
	ClassDB::bind_method(D_METHOD("is_ready"), &RichTextLabel::is_ready);
	ClassDB::bind_method(D_METHOD("set_threaded", "threaded"), &RichTextLabel::set_threaded);
	ClassDB::bind_method(D_METHOD("is_threaded"), &RichTextLabel::is_threaded);
	ClassDB::bind_method(D_METHOD("set_progress_bar_delay", "delay_ms"), &RichTextLabel::set_progress_bar_delay);
	ClassDB::bind_method(D_METHOD("get_progress_bar_delay"), &RichTextLabel::get_progress_bar_delay);
	ClassDB::bind_method(D_METHOD("set_visible_characters", "amount"), &RichTextLabel::set_visible_characters);
	ClassDB::bind_method(D_METHOD("get_visible_characters"), &RichTextLabel::get_visible_characters);
	ClassDB::bind_method(D_METHOD("get_visible_characters_behavior"), &RichTextLabel::get_visible_characters_behavior);
	ClassDB::bind_method(D_METHOD("set_visible_characters_behavior", "behavior"), &RichTextLabel::set_visible_characters_behavior);
	ClassDB::bind_method(D_METHOD("set_visible_ratio", "ratio"), &RichTextLabel::set_visible_ratio);
	ClassDB::bind_method(D_METHOD("get_visible_ratio"), &RichTextLabel::get_visible_ratio);
	ClassDB::bind_method(D_METHOD("get_character_line", "character"), &RichTextLabel::get_character_line);
	ClassDB::bind_method(D_METHOD("get_character_paragraph", "character"), &RichTextLabel::get_character_paragraph);
	ClassDB::bind_method(D_METHOD("get_total_character_count"), &RichTextLabel::get_total_character_count);
	ClassDB::bind_method(D_METHOD("set_use_bbcode", "enable"), &RichTextLabel::set_use_bbcode);
	ClassDB::bind_method(D_METHOD("is_using_bbcode"), &RichTextLabel::is_using_bbcode);
	ClassDB::bind_method(D_METHOD("get_line_count"), &RichTextLabel::get_line_count);
	ClassDB::bind_method(D_METHOD("get_visible_line_count"), &RichTextLabel::get_visible_line_count);