The FrontendMenuBuilder doesn't check if the contentType exists

[clem]

When menus on the frontend are built, the builder does not check if the related contentType exists, it assumes that it does.

Details

Question	Answer
Relevant Bolt Version	master
Install type	GitHub checkout
BC Break	no
PHP version	8.2
Web server	Built-in

Reproduction

Bug summary

• Create a menu item with a link like whatever/an_existing_slug (with an_existing_slug that really exists as a ContentType slug)
• Display the menu on the website
• The url of the menu item does not match the provided link

What's next?

I will create a PR to fix this issue 😊

[bobdenotter]

Fixed by #3472