Fix linkcheck too

Author: StanFromIreland

docs/monthly-meeting/2024-10.md

@@ -102,7 +102,7 @@
       we could use it here, because a lot of the functionality is locked behind a very
       expensive paywall. (Minimum $125/mo, but would probably be closer to $250/mo. If
       we don't want or need any of the fancier features, then free is still an option.
-      [Sponsorship info](https://squidfunk.github.io/mkdocs-material/insiders/sponsoring-tiers/))
+      [Sponsorship info](https://web.archive.org/web/20250303194128/https://squidfunk.github.io/mkdocs-material/insiders/sponsoring-tiers/))
     - [Joe] I'll also advocate for a JavaScript approach to a tutorial. When newcomers
       see a page that's technical and dense, they get scared. It'll be easier on them if
       we make them transition to information-dense docs. "Pretty and friendly" is more