Update welcome-to-pants.mdx - fix link to sample users (pantsbuild#20688

)

* Who uses pants link on welcome to pants was broken
* This fixed it in local testing
* Thanks to @thejcannon for showing me where to propose this PR
* pantsbuild/pantsbuild.org#179

docs/docs/introduction/welcome-to-pants.mdx

@@ -61,7 +61,7 @@ Its design leans on ideas and inspiration from these earlier tools, while optimi
 
 ## Who uses Pants?
 
-Pants is making engineering teams productive and happy at a range of companies and organizations. See a sample of them [here](page:who-uses-pants)!
+Pants is making engineering teams productive and happy at a range of companies and organizations. See a sample of them [here](/spotlight/users)!
 
 ## Who develops Pants?