File _patchinfo of Package patchinfo.21028

<patchinfo incident="21028">
  <issue tracker="bnc" id="1094486">auto-discovered printer is not usable from GTK3 applications</issue>
  <issue tracker="bnc" id="1189238">L3: duplicate printers showing in GNOME printer dialogs on SLED15 SP2</issue>
  <packager>fcrozat</packager>
  <rating>moderate</rating>
  <category>recommended</category>
  <summary>Recommended update for gtk3</summary>
  <description>This update for gtk3 fixes the following issue:

- Ensure printer entries from Avahi are usable (bsc#1094486, bsc#1189238).
</description>
</patchinfo>