[xmlunit/xmlunit] a6bb60: make XPathEngine used by byXPath configurable

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

  Branch: refs/heads/main
  Home:   https://github.com/xmlunit/xmlunit
  Commit: a6bb601ffacb860c6c130767c8eacbd2192d37f3
      https://github.com/xmlunit/xmlunit/commit/a6bb601ffacb860c6c130767c8eacbd2192d37f3
  Author: Stefan Bodewig <ste...@in...>
  Date:   2022-12-05 (Mon, 05 Dec 2022)

  Changed paths:
    M RELEASE_NOTES.md
    M xmlunit-core/src/main/java/org/xmlunit/diff/ElementSelectors.java
    M xmlunit-core/src/test/java/org/xmlunit/diff/ElementSelectorsTest.java

  Log Message:
  -----------
  make XPathEngine used by byXPath configurable

see #255