⬆️🍏 Update PHPUnit version to play nice with CI

bramus · bramus · commit 1eb8ba36d3e1 · 2021-02-13T18:21:26.000+01:00
diff --git a/composer.json b/composer.json
@@ -16,7 +16,7 @@
         "php": ">=5.3.0"
     },
     "require-dev": {
-        "phpunit/phpunit": "~4.0",
+        "phpunit/phpunit": "~4.8",
         "phpunit/php-code-coverage": "~2.0",
         "friendsofphp/php-cs-fixer": "~2.14"
     },
