Fixing typo in TOC

Author: VesaJuvonen

docs/toc.yml

@@ -1617,7 +1617,7 @@
   - name: How to contribute?
     href: community/contribute.md
   - name: Open source projects
-    href: communtiy/open-source-projects.md
+    href: community/open-source-projects.md
   - name: GitHub repositories
     href: community/repositories.md
   - name: Issues