Dragging doc items in script list panel leads to editor crash

[Chaosus]

Godot version

64dc58b

System information

Windows 10

Issue description

Callstack:

CrashHandlerException: Program crashed
Dumping the backtrace. Please include this when reporting the bug on https://github.com/godotengine/godot/issues
[0] EditorResourcePicker::_is_drop_valid (C:\Git\godot\editor\editor_resource_picker.cpp:508)
[1] EditorResourcePicker::_is_drop_valid (C:\Git\godot\editor\editor_resource_picker.cpp:508)
[2] EditorResourcePicker::_notification (C:\Git\godot\editor\editor_resource_picker.cpp:670)
[3] EditorResourcePicker::_notificationv (C:\Git\godot\editor\editor_resource_picker.h:41)
[4] Object::notification (C:\Git\godot\core\object\object.cpp:843)
[5] Viewport::_propagate_viewport_notification (C:\Git\godot\scene\main\viewport.cpp:1187)
[6] Viewport::_propagate_viewport_notification (C:\Git\godot\scene\main\viewport.cpp:1187)
[7] Viewport::_propagate_viewport_notification (C:\Git\godot\scene\main\viewport.cpp:1187)
[8] Viewport::_propagate_viewport_notification (C:\Git\godot\scene\main\viewport.cpp:1187)
[9] Viewport::_propagate_viewport_notification (C:\Git\godot\scene\main\viewport.cpp:1187)
[10] Viewport::_propagate_viewport_notification (C:\Git\godot\scene\main\viewport.cpp:1187)
[11] Viewport::_propagate_viewport_notification (C:\Git\godot\scene\main\viewport.cpp:1187)
[12] Viewport::_propagate_viewport_notification (C:\Git\godot\scene\main\viewport.cpp:1187)
[13] Viewport::_propagate_viewport_notification (C:\Git\godot\scene\main\viewport.cpp:1187)
[14] Viewport::_propagate_viewport_notification (C:\Git\godot\scene\main\viewport.cpp:1187)
[15] Viewport::_propagate_viewport_notification (C:\Git\godot\scene\main\viewport.cpp:1187)
[16] Viewport::_propagate_viewport_notification (C:\Git\godot\scene\main\viewport.cpp:1187)
[17] Viewport::_propagate_viewport_notification (C:\Git\godot\scene\main\viewport.cpp:1187)
[18] Viewport::_propagate_viewport_notification (C:\Git\godot\scene\main\viewport.cpp:1187)
[19] Viewport::_propagate_viewport_notification (C:\Git\godot\scene\main\viewport.cpp:1187)
[20] Viewport::_propagate_viewport_notification (C:\Git\godot\scene\main\viewport.cpp:1187)
[21] Viewport::_propagate_viewport_notification (C:\Git\godot\scene\main\viewport.cpp:1187)
[22] Viewport::_propagate_viewport_notification (C:\Git\godot\scene\main\viewport.cpp:1187)
[23] Viewport::_propagate_viewport_notification (C:\Git\godot\scene\main\viewport.cpp:1187)
[24] Viewport::_propagate_viewport_notification (C:\Git\godot\scene\main\viewport.cpp:1187)
[25] Viewport::_propagate_viewport_notification (C:\Git\godot\scene\main\viewport.cpp:1187)
[26] Viewport::_propagate_viewport_notification (C:\Git\godot\scene\main\viewport.cpp:1187)
[27] Viewport::_propagate_viewport_notification (C:\Git\godot\scene\main\viewport.cpp:1187)
[28] Viewport::_propagate_viewport_notification (C:\Git\godot\scene\main\viewport.cpp:1187)
[29] Viewport::_propagate_viewport_notification (C:\Git\godot\scene\main\viewport.cpp:1187)
[30] Viewport::_gui_input_event (C:\Git\godot\scene\main\viewport.cpp:2064)
[31] Viewport::input (C:\Git\godot\scene\main\viewport.cpp:3095)
[32] Window::_window_input (C:\Git\godot\scene\main\window.cpp:918)
[33] call_with_variant_args<VisualScriptPropertySelector,Ref<InputEvent> const &> (C:\Git\godot\core\variant\binder_common.h:332)
[34] Callable::call (C:\Git\godot\core\variant\callable.cpp:51)
[35] DisplayServerWindows::_dispatch_input_event (C:\Git\godot\platform\windows\display_server_windows.cpp:1803)
[36] Input::_parse_input_event_impl (C:\Git\godot\core\input\input.cpp:642)
[37] Input::flush_accumulated_events (C:\Git\godot\core\input\input.cpp:858)
[38] DisplayServerWindows::process_events (C:\Git\godot\platform\windows\display_server_windows.cpp:1530)
[39] OS_Windows::run (C:\Git\godot\platform\windows\os_windows.cpp:626)
[40] widechar_main (C:\Git\godot\platform\windows\godot_windows.cpp:163)
[41] _main (C:\Git\godot\platform\windows\godot_windows.cpp:187)
[42] main (C:\Git\godot\platform\windows\godot_windows.cpp:199)
[43] __scrt_common_main_seh (d:\agent\_work\4\s\src\vctools\crt\vcstartup\src\startup\exe_common.inl:288)
[44] BaseThreadInitThunk
-- END OF BACKTRACE --

Steps to reproduce

Open a few documentation pages and try to drag them around that list.

Minimal reproduction project

Too trivial to reproduce.