[xmlunit/xmlunit.net] 4553a2: port xmlunit/#236

[Stefan B. <no...@gi...>]

  Branch: refs/heads/main
  Home:   https://github.com/xmlunit/xmlunit.net
  Commit: 4553a263934c6367dfbebf38308c7fb50f9ea9e4
      https://github.com/xmlunit/xmlunit.net/commit/4553a263934c6367dfbebf38308c7fb50f9ea9e4
  Author: Stefan Bodewig <ste...@fr...>
  Date:   2021-12-16 (Thu, 16 Dec 2021)

  Changed paths:
    M RELEASE_NOTES.md
    M src/main/net-core/Diff/DOMDifferenceEngine.cs

  Log Message:
  -----------
  port xmlunit/#236