Change minimum validation to 0.1

Author: Leonigas

src/Darryldecode/Cart/Cart.php

@@ -699,7 +699,7 @@ protected function validate($item)
         $rules = array(
             'id' => 'required',
             'price' => 'required|numeric',
-            'quantity' => 'required|numeric|min:1',
+            'quantity' => 'required|numeric|min:0.1',
             'name' => 'required',
         );