build: fix deps workflow tag comparison (#35844)

Co-authored-by: Shelley Vohr <shelley.vohr@gmail.com>

Co-authored-by: trop[bot] <37223003+trop[bot]@users.noreply.github.com>
Co-authored-by: Shelley Vohr <shelley.vohr@gmail.com>

.github/workflows/release_dependency_versions.yml

@@ -14,7 +14,7 @@ jobs:
     - uses: actions/checkout@v3
     - name: Check Tag
       run: |
-        if [[ ${{ github.event.ref }} =~ ^refs/tags/v[0-9]+\.0\.0$ ]]; then
+        if [[ ${{ github.event.release.tag_name }} =~ ^v[0-9]+\.0\.0$ ]]; then
           echo ::set-output name=should_release::true
         fi
   trigger: