LibJS: Convert Object::create() to NonnullGCPtr

Author: https://github.com/linusg
Commit: ddc6e139a6
Pull-request: https://github.com/SerenityOS/serenity/pull/16479
Reviewed-by: https://github.com/davidot ✅

Userland/Libraries/LibJS/Runtime/Object.h

@@ -44,7 +44,7 @@ class Object : public Cell {
     JS_CELL(Object, Cell);
 
 public:
-    static Object* create(Realm&, Object* prototype);
+    static NonnullGCPtr<Object> create(Realm&, Object* prototype);
 
     virtual void initialize(Realm&) override;
     virtual ~Object();