chore: Fix copy-pasted fragments

Author: roxblnfk

.github/.release-please-config.json

@@ -3,7 +3,7 @@
     "release-type": "php",
     "packages": {
         ".": {
-            "package-name": "destroy",
+            "package-name": "toml",
             "changelog-path": "/CHANGELOG.md"
         }
     },

tests/Arch/ArchTest.php

@@ -2,7 +2,7 @@
 
 declare(strict_types=1);
 
-namespace Internal\Destroy\Tests\Arch;
+namespace Internal\Toml\Tests\Arch;
 
 use PHPUnit\Architecture\ArchitectureAsserts;
 use PHPUnit\Framework\TestCase;