Updated mediawiki/extensions
Project: mediawiki/extensions/Math  d1eef046af23a6d02182ff547026e05e2f314e59

Cleanup MathMathML.php after the PNG fallback removal.

- Remove the special handling for the PNG fallback in
  getFallbackImageUrl, getFallbackImage and getClassName.

- Make these functions private and remove useless parameters.

Bug: 71912
Change-Id: I569f2dd3d32a0c9690a5d9674a1c6ae0b8698f08