"match" is a semi-reserved keyword in PHP 8

[GrahamCampbell]

ParseError: syntax error, unexpected 'Match' (T_MATCH), expecting identifier (T_STRING) or '{'

https://github.com/sebastianbergmann/phpunit/blob/master/src/Framework/MockObject/Builder/Match.php

[GrahamCampbell]

Luckily, this is an internal interface, so I can rename it without breaking BC. 😅