Update phpunit.xml to 9.3 schema

slimphp / Slim-Skeleton

Slim Framework 4 Skeleton Application

http://www.slimframework.com

MIT License

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Open sander-bol opened 1 year ago

sander-bol commented 1 year ago

PHPUnit was emitting a warning due to phpunit.xml using an outdated schema. I've migrated + removed values that match their default.