Allow to cache support status of voters

This should increase the performance a bit

src/Security/Voter/PricedetailVoter.php

@@ -87,4 +87,14 @@ final class PricedetailVoter extends Voter
 
         return false;
     }
+
+    public function supportsType(string $subjectType): bool
+    {
+        return $subjectType === 'string' || is_a($subjectType, Pricedetail::class, true);
+    }
+
+    public function supportsAttribute(string $attribute): bool
+    {
+        return in_array($attribute, self::ALLOWED_PERMS, true);
+    }
 }