Enhancement: Use Php80 rule set

Author: localheinz

.php-cs-fixer.php

@@ -26,7 +26,7 @@
 
 $license->save();
 
-$config = PhpCsFixer\Config\Factory::fromRuleSet(new PhpCsFixer\Config\RuleSet\Php74($license->header()));
+$config = PhpCsFixer\Config\Factory::fromRuleSet(new PhpCsFixer\Config\RuleSet\Php80($license->header()));
 
 $config->getFinder()
     ->exclude([