docs: fix invalid link for veto-events (#6867)

Signed-off-by: Ryan Olson <rolson@nvidia.com>
Signed-off-by: Dmitry Tokarev <dtokarev@nvidia.com>
Co-authored-by: Dmitry Tokarev <dtokarev@nvidia.com>

.github/workflows/docs-link-check.yml

@@ -28,7 +28,6 @@ jobs:
       - name: Check documentation links with lychee
         uses: lycheeverse/lychee-action@v2
         with:
-          # TODO(DYN-2310): remove exclusion of ./lib/velo-events/README.md (dead Google Drive link)
           args: >-
             --cache
             --no-progress
@@ -38,7 +37,6 @@ jobs:
             --root-dir ${{ github.workspace }}
             --exclude-path ".*ATTRIBUTIONS.*"
             --exclude-path "./lib/llm/tests/data/.*"
-            --exclude-path "./lib/velo-events/README.md"
             --accept "200..=299, 403, 429"
             --exclude-all-private
             --exclude 0.0.0.0

lib/velo-events/README.md

 # velo-events
 
-A generational event system for coordinating async tasks with [minimal overhead](https://drive.google.com/file/d/1s9M1I-dUbhqWLrMFB5ehPSM-qDQBGPZG).
+A generational event system for coordinating async tasks with minimal overhead.
 
 Events can be created, awaited, merged into precondition graphs, and poisoned
 on failure. The local implementation lives in this crate; a distributed event