Add link to LF workshop website (#841)

Author: jasongrout

.github/workflows/validate.yml

@@ -95,7 +95,8 @@ jobs:
            --check-links-ignore "https://www.oracle.com" \
            --check-links-ignore "https://stackoverflow.com" \
            --check-links-ignore "https://opensource.org/licenses/BSD-3-Clause" \
-           --check-links-ignore "https://www.cvedetails.com/vulnerability-list/vendor_id-15653/Jupyter.html"
+           --check-links-ignore "https://www.cvedetails.com/vulnerability-list/vendor_id-15653/Jupyter.html" \
+           --check-links-ignore "https://blog.jupyter.org.*"
 
   lighthouse:
 

community.md

@@ -160,6 +160,7 @@ of contributors, and strengthening collaborations.
 #### Round 5: 2025-2026
 - [Round 5: Call for Proposals](https://blog.jupyter.org/jupyter-community-workshops-are-back-3cca15d02975)
 - [Round 5: Announcement of Workshops](https://blog.jupyter.org/jupyter-community-workshops-early-2026-a9ce9670ba19)
+- [Round 5: Workshop Submission and List of Workshops](https://events.linuxfoundation.org/jupyter-workshops/)
 
 ### Jupyter Community Calls