Gajim: Sorry, that should not have happened

["jgart" <jgart@dismail.de>]

Hi,

I get this gajim error on Guix System:


Here's a screenshot of the error (expires in one week):

https://up.nixnet.services/6d3cbuxb.png

paste of the error

## Versions:
- OS: Linux 6.0.12
- GTK Version: 3.24.30
- PyGObject Version: 3.40.1
- GLib Version : 2.70.2
- python-nbxmpp Version: 3.1.0
- Gajim Version: 1.4.6

## Traceback
```
Traceback (most recent call last):
  File "/gnu/store/ss8z4dgh3zpylai67yc99dngd87bj0kf-gajim-1.4.6/lib/python3.9/site-packages/gajim/common/modules/bookmarks.py", line 265, in _join_with_timeout
    self.auto_join_bookmarks(bookmarks)
  File "/gnu/store/ss8z4dgh3zpylai67yc99dngd87bj0kf-gajim-1.4.6/lib/python3.9/site-packages/gajim/common/modules/bookmarks.py", line 271, in auto_join_bookmarks
    self._con.get_module('MUC').join(bookmark.jid)
  File "/gnu/store/ss8z4dgh3zpylai67yc99dngd87bj0kf-gajim-1.4.6/lib/python3.9/site-packages/gajim/common/modules/muc.py", line 272, in join
    self._set_muc_state(muc_data.jid, MUCJoinedState.JOINING)
  File "/gnu/store/ss8z4dgh3zpylai67yc99dngd87bj0kf-gajim-1.4.6/lib/python3.9/site-packages/gajim/common/modules/muc.py", line 206, in _set_muc_state
    contact.notify('state-changed')
  File "/gnu/store/ss8z4dgh3zpylai67yc99dngd87bj0kf-gajim-1.4.6/lib/python3.9/site-packages/gajim/common/helpers.py", line 1268, in notify
    func(self, signal_name, *args, **kwargs)
  File "/gnu/store/ss8z4dgh3zpylai67yc99dngd87bj0kf-gajim-1.4.6/lib/python3.9/site-packages/gajim/gtk/controls/groupchat.py", line 238, in _on_muc_state_changed
    if self.contact.is_joining:
AttributeError: 'BareContact' object has no attribute 'is_joining'

```
## Steps to reproduce the problem
...


(ins)bash-5.1$ guix home describe
Generation 242	Jan 06 2023 17:44:09	(current)
  file name: /var/guix/profiles/per-user/jgart/guix-home-242-link
  canonical file name: /gnu/store/di22nbf4zi5lvvs74xm1byslygb1183h-home
  channels:
    guix:
      repository URL: https://git.savannah.gnu.org/git/guix.git
      branch: master
      commit: 6f8a03fad32261b6d4b38991f6757fb0bcc4bd86
    rde:
      repository URL: https://git.sr.ht/~abcdw/rde
      branch: master
      commit: d7e8950a1eb0e189455991fee2168577c411642d
    druix:
      repository URL: https://github.com/drewc/druix.git
      branch: main
      commit: 451b637036a01831a23deb4e14028f357271d1de
    nonguix:
      repository URL: https://gitlab.com/nonguix/nonguix
      branch: master
      commit: 2e604d2296e8987058d7c32e5592f56d14e9f8dd
    emacs:
      repository URL: https://github.com/babariviere/guix-emacs
      branch: master
      commit: 69e8b906cd9d0c29149bae35754052a81a8de509
    guixrus:
      repository URL: https://git.sr.ht/~whereiseveryone/guixrus
      branch: master
      commit: 5a4f5034078c1bdbab86d60d116c0eb8fb7247e0
  configuration file: /gnu/store/cdyiw8v9k2fdlbh431wmbd4334gzqnnv-configuration.scm
(ins)bash-5.1$ guix system describe
Generation 28	Dec 25 2022 11:50:24	(current)
  file name: /var/guix/profiles/system-28-link
  canonical file name: /gnu/store/kh90ilr3amanzi98fzdkkcb1nmdgmixa-system
  label: GNU with Linux 6.0.12
  bootloader: grub-efi
  root device: UUID: ea59ba4a-8f90-45f0-a799-fc57704547da
  kernel: /gnu/store/m7yf6zvd932a42h1962xd5wd7l4s6r9j-linux-6.0.12/bzImage
  channels:
    guix:
      repository URL: https://git.savannah.gnu.org/git/guix.git
      branch: master
      commit: 91bcc26b1c97d440c203ea9e258ca56a89377bc8
    nonguix:
      repository URL: https://gitlab.com/nonguix/nonguix
      branch: master
      commit: e662a42388490a2736276c2051aaf5cd3693a1cc
    guixrus:
      repository URL: https://git.sr.ht/~whereiseveryone/guixrus
      branch: master
      commit: b72dbabc2c40122609fd92b4c52bdf8ae9e16426
  configuration file: /gnu/store/k1ybmr2h37hn26awm6655j8473gajabw-configuration.scm

WDYT