fixes typo

Author: aocneanu

src/Services/Form.php

@@ -225,7 +225,7 @@ public function labels(bool $labels): self
     public function sectionVisibility($fields, bool $hidden): self
     {
         (new Collection($fields))
-            ->each(fn ($field) => $this->section($field)->put('visiblity', false));
+            ->each(fn ($field) => $this->section($field)->put('hidden', $hidden));
 
         return $this;
     }
@@ -236,7 +236,8 @@ public function tabVisibility($tabs, bool $hidden): self
 
         $this->template->get('sections')->each(fn ($section) => $tabs->when(
             $tabs->contains($section->get('tab')),
-            fn () => $section->put('hidden', $hidden)));
+            fn () => $section->put('hidden', $hidden)
+        ));
 
         return $this;
     }