Update PM model for block

app/Models/PM/Model.php

@@ -14,6 +14,7 @@ use ForkBB\Core\Container;
 use ForkBB\Models\DataModel;
 use ForkBB\Models\Model as ParentModel;
 use ForkBB\Models\PM\Cnst;
+use ForkBB\Models\PM\PBlock;
 use ForkBB\Models\PM\PPost;
 use ForkBB\Models\PM\PTopic;
 use ForkBB\Models\User\Model as User;
@@ -473,4 +474,14 @@ class Model extends ParentModel
 
         $this->c->users->update($user);
     }
+
+    protected function getblock(): PBlock
+    {
+        return $this->c->PBlockModel;
+    }
+
+    protected function setblock(): void
+    {
+        throw new RuntimeException('Read-only block property');
+    }
 }