[doc][fix] Fix a broken link
The "how to slam" documentation link has been broken after pv wrapping refactoring, this MR updates it.
A GitLab update will be applied on May 9th, between 8am and 10am, EDT (UTC-04:00). This site may have intermittent delays during that time.
The "how to slam" documentation link has been broken after pv wrapping refactoring, this MR updates it.