Comment # 3 on bug 1102529 from Johannes Meixner

According to
https://build.opensuse.org/package/view_file/Printing/hplip/hplip.changes?expand=1
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Tue Aug 28 11:37:58 UTC 2018 - Hans-Peter Jansen ...
...
- removed hplip-mdns.patch and hplip-mdns-retry-query.patch, since
  upstream further improved the code in this area
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it seems this issue was meanwhile "fixed" by
"upstream improved code" (whatever that means).