Fix release workflow (visgl#5898)

Author: Pessimistress

.github/workflows/release.yml

@@ -17,6 +17,9 @@ jobs:
     steps:
       - uses: actions/[email protected]
 
+      - name: Get git tags (https://github.com/actions/checkout/issues/206)
+        run: git fetch --prune --unshallow --tags
+
       - name: Use Node.js
         uses: actions/setup-node@v1
         with: