minor #165 chore: Update to PHPUnit 10 (theofidry)

This PR was merged into the 0.4-dev branch.

Discussion
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chore: Update to PHPUnit 10

- [ ] Depends on #164

Commits
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0b3439a chore: Update to PHPUnit 10

phpunit.xml.dist

@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="UTF-8"?>
 
 <phpunit xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:noNamespaceSchemaLocation="https://schema.phpunit.de/9.3/phpunit.xsd"
+         xsi:noNamespaceSchemaLocation="https://schema.phpunit.de/10.0/phpunit.xsd"
          backupGlobals="false"
          colors="true"
          bootstrap="vendor/autoload.php"