Update chapter05-user-products.adoc (#85)

Fix typo in url

Author: Zovube

rails6/en/chapter05-user-products.adoc

@@ -595,7 +595,7 @@ class Api::V1::ProductsControllerTest < ActionDispatch::IntegrationTest
 
   test "should forbid destroy product" do
     assert_no_difference('Product.count') do
-      delete api_v1_user_url(@product), headers: { Authorization: JsonWebToken.encode(user_id: users(:two).id) }, as: :json
+      delete api_v1_product_url(@product), headers: { Authorization: JsonWebToken.encode(user_id: users(:two).id) }, as: :json
     end
     assert_response :forbidden
   end