Fix typo and link in Serve smaller users section
Fixes the typo referenced 5de8ca61 (comment 203888907)
And fixes the link to the innovators dilemma as well as a typo in dilemmma
The 17.0 major release is coming on May 16, 2024! This version brings many exciting improvements to GitLab, but also removes some deprecated features. We are introducing three breaking change windows during which we expect breaking changes to be deployed to GitLab.com. You can read more about it on our blogpost. The first breaking change window begins 2024-04-22 09:00UTC and ends 2024-04-24 22:00UTC.
Fixes the typo referenced 5de8ca61 (comment 203888907)
And fixes the link to the innovators dilemma as well as a typo in dilemmma