Update gajim to rev 31 via SR 829831
    
    https://build.opensuse.org/request/show/829831
    by user dirkmueller + dimstar_suse
    - update to 1.2.2:
      * Rewritten network code
      * Support for WebSocket (RFC 7395)
      * Improved proxy handling
      * Group chat pages (invite, information, nickname, subject, etc.)
      * Group chat creation window
      * Updated account creation assistant
      * Updated assistants for password changing and account removal
      * Updated server info window (connection details)
      * Updated theme manager
      * Default avatars (XEP-0392)
      * Paste images from clipboard
      * Contrast and color improvements for both light and dark themes
      * Removed 'Invisible' status
      * Removed FuzzyClock feature
      * ServerInfo: Display status address
      * Add block and spam reporting in various places
      * Roster: Allow to add contacts from `Not in contact list` group via DND
      * Roster: Allow sending message to serveral groups