[xmlunit/xmlunit.net] 35636c: swap mono and .net core builds on Appveyor

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

  Branch: refs/heads/main
  Home:   https://github.com/xmlunit/xmlunit.net
  Commit: 35636ce62773165487a32357d496e7d2dcb149e2
      https://github.com/xmlunit/xmlunit.net/commit/35636ce62773165487a32357d496e7d2dcb149e2
  Author: Stefan Bodewig <bo...@ap...>
  Date:   2023-03-14 (Tue, 14 Mar 2023)

  Changed paths:
    M appveyor.yml

  Log Message:
  -----------
  swap mono and .net core builds on Appveyor