Remove Lemmy

Author: Matt O

mkdocs.yml

@@ -140,10 +140,6 @@ extra:
     - icon: fontawesome/brands/discord
       link: https://discord.linkstack.org
       name: Discord
-   
-    - icon: simple/lemmy
-      link: https://lemmy.ml/c/linkstack
-      name: Lemmy
     - icon: fontawesome/solid/heart
       link: https://linkstack.org/donate
       name: Sponsor us