chore: fix code styling

Author: maartenpaauw

src/Commands/MakeSpecificationCommand.php

@@ -14,10 +14,7 @@
 )]
 final class MakeSpecificationCommand extends GeneratorCommand
 {
-    /**
-     * @var string
-     */
-    protected $type = 'Specification';
+    protected string $type = 'Specification';
 
     protected function getStub(): string
     {

workbench/app/LengthSpecification.php

@@ -20,6 +20,6 @@ public function __construct(
      */
     public function isSatisfiedBy(mixed $candidate): bool
     {
-        return \mb_strlen($candidate) === $this->length;
+        return mb_strlen($candidate) === $this->length;
     }
 }